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Finding the Fourth Proportional to 58,641.71, 80,965.58 and 37,449.68

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Solution

The fourth proportional to 58,641.71, 80,965.58 and 37,449.68 is: 51,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,641.71 : 80,965.58 = 37,449.68 : x
  2. Step 2: Convert to fraction form
    58,641.71/80,965.58 = 37,449.68/x
  3. Step 3: Cross multiply
    58,641.71x = 80,965.58 × 37,449.68
  4. Step 4: Simplify right side
    58,641.71x = 3,032,134,469.94
  5. Step 5: Solve for x
    x = 3,032,134,469.94/58,641.71
  6. Step 6: Final answer
    x = 51,706.11

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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.