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Finding the Fourth Proportional to 65,261.80, 97,892.70 and 23,703.40

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Solution

The fourth proportional to 65,261.80, 97,892.70 and 23,703.40 is: 35,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261.80 : 97,892.70 = 23,703.40 : x
  2. Step 2: Convert to fraction form
    65,261.80/97,892.70 = 23,703.40/x
  3. Step 3: Cross multiply
    65,261.80x = 97,892.70 × 23,703.40
  4. Step 4: Simplify right side
    65,261.80x = 2,320,389,825.18
  5. Step 5: Solve for x
    x = 2,320,389,825.18/65,261.80
  6. Step 6: Final answer
    x = 35,555.10

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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.