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Finding the Fourth Proportional to 60,535.17, 83,488.80 and 53,734.17

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Solution

The fourth proportional to 60,535.17, 83,488.80 and 53,734.17 is: 74,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,535.17 : 83,488.80 = 53,734.17 : x
  2. Step 2: Convert to fraction form
    60,535.17/83,488.80 = 53,734.17/x
  3. Step 3: Cross multiply
    60,535.17x = 83,488.80 × 53,734.17
  4. Step 4: Simplify right side
    60,535.17x = 4,486,201,372.30
  5. Step 5: Solve for x
    x = 4,486,201,372.30/60,535.17
  6. Step 6: Final answer
    x = 74,109.01

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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.