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Finding the Fourth Proportional to 73,419.56, 101,301.54 and 43,206.20

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Solution

The fourth proportional to 73,419.56, 101,301.54 and 43,206.20 is: 59,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,419.56 : 101,301.54 = 43,206.20 : x
  2. Step 2: Convert to fraction form
    73,419.56/101,301.54 = 43,206.20/x
  3. Step 3: Cross multiply
    73,419.56x = 101,301.54 × 43,206.20
  4. Step 4: Simplify right side
    73,419.56x = 4,376,854,597.55
  5. Step 5: Solve for x
    x = 4,376,854,597.55/73,419.56
  6. Step 6: Final answer
    x = 59,614.29

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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.