Home / 110,677.78-152,748.45-62,938.30

Finding the Fourth Proportional to 110,677.78, 152,748.45 and 62,938.30

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Solution

The fourth proportional to 110,677.78, 152,748.45 and 62,938.30 is: 86,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,677.78 : 152,748.45 = 62,938.30 : x
  2. Step 2: Convert to fraction form
    110,677.78/152,748.45 = 62,938.30/x
  3. Step 3: Cross multiply
    110,677.78x = 152,748.45 × 62,938.30
  4. Step 4: Simplify right side
    110,677.78x = 9,613,727,770.64
  5. Step 5: Solve for x
    x = 9,613,727,770.64/110,677.78
  6. Step 6: Final answer
    x = 86,862.31

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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.