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Finding the Fourth Proportional to 65,312.04, 97,968.06 and 25,896.90

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Solution

The fourth proportional to 65,312.04, 97,968.06 and 25,896.90 is: 38,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,312.04 : 97,968.06 = 25,896.90 : x
  2. Step 2: Convert to fraction form
    65,312.04/97,968.06 = 25,896.90/x
  3. Step 3: Cross multiply
    65,312.04x = 97,968.06 × 25,896.90
  4. Step 4: Simplify right side
    65,312.04x = 2,537,069,053.01
  5. Step 5: Solve for x
    x = 2,537,069,053.01/65,312.04
  6. Step 6: Final answer
    x = 38,845.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.