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Finding the Fourth Proportional to 52,532.95, 72,495.12 and 29,871.94

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Solution

The fourth proportional to 52,532.95, 72,495.12 and 29,871.94 is: 41,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,532.95 : 72,495.12 = 29,871.94 : x
  2. Step 2: Convert to fraction form
    52,532.95/72,495.12 = 29,871.94/x
  3. Step 3: Cross multiply
    52,532.95x = 72,495.12 × 29,871.94
  4. Step 4: Simplify right side
    52,532.95x = 2,165,569,619.02
  5. Step 5: Solve for x
    x = 2,165,569,619.02/52,532.95
  6. Step 6: Final answer
    x = 41,223.08

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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.