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Finding the Fourth Proportional to 65,053.92, 97,580.85 and 18,306.80

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Solution

The fourth proportional to 65,053.92, 97,580.85 and 18,306.80 is: 27,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,053.92 : 97,580.85 = 18,306.80 : x
  2. Step 2: Convert to fraction form
    65,053.92/97,580.85 = 18,306.80/x
  3. Step 3: Cross multiply
    65,053.92x = 97,580.85 × 18,306.80
  4. Step 4: Simplify right side
    65,053.92x = 1,786,393,104.78
  5. Step 5: Solve for x
    x = 1,786,393,104.78/65,053.92
  6. Step 6: Final answer
    x = 27,460.19

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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.