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Finding the Fourth Proportional to 52,010.76, 71,784.56 and 29,654.76

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Solution

The fourth proportional to 52,010.76, 71,784.56 and 29,654.76 is: 40,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,010.76 : 71,784.56 = 29,654.76 : x
  2. Step 2: Convert to fraction form
    52,010.76/71,784.56 = 29,654.76/x
  3. Step 3: Cross multiply
    52,010.76x = 71,784.56 × 29,654.76
  4. Step 4: Simplify right side
    52,010.76x = 2,128,753,898.51
  5. Step 5: Solve for x
    x = 2,128,753,898.51/52,010.76
  6. Step 6: Final answer
    x = 40,929.11

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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.