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Finding the Fourth Proportional to 65,313.04, 97,969.56 and 25,897.90

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Solution

The fourth proportional to 65,313.04, 97,969.56 and 25,897.90 is: 38,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,313.04 : 97,969.56 = 25,897.90 : x
  2. Step 2: Convert to fraction form
    65,313.04/97,969.56 = 25,897.90/x
  3. Step 3: Cross multiply
    65,313.04x = 97,969.56 × 25,897.90
  4. Step 4: Simplify right side
    65,313.04x = 2,537,205,867.92
  5. Step 5: Solve for x
    x = 2,537,205,867.92/65,313.04
  6. Step 6: Final answer
    x = 38,846.85

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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.