Home / 110,609.08-152,640.56-62,861.20

Finding the Fourth Proportional to 110,609.08, 152,640.56 and 62,861.20

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Solution

The fourth proportional to 110,609.08, 152,640.56 and 62,861.20 is: 86,748.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,609.08 : 152,640.56 = 62,861.20 : x
  2. Step 2: Convert to fraction form
    110,609.08/152,640.56 = 62,861.20/x
  3. Step 3: Cross multiply
    110,609.08x = 152,640.56 × 62,861.20
  4. Step 4: Simplify right side
    110,609.08x = 9,595,168,770.27
  5. Step 5: Solve for x
    x = 9,595,168,770.27/110,609.08
  6. Step 6: Final answer
    x = 86,748.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.