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Finding the Fourth Proportional to 61,400.58, 84,732.93 and 36,251.70

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Solution

The fourth proportional to 61,400.58, 84,732.93 and 36,251.70 is: 50,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,400.58 : 84,732.93 = 36,251.70 : x
  2. Step 2: Convert to fraction form
    61,400.58/84,732.93 = 36,251.70/x
  3. Step 3: Cross multiply
    61,400.58x = 84,732.93 × 36,251.70
  4. Step 4: Simplify right side
    61,400.58x = 3,071,712,758.48
  5. Step 5: Solve for x
    x = 3,071,712,758.48/61,400.58
  6. Step 6: Final answer
    x = 50,027.42

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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.