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Finding the Fourth Proportional to 63,153.30, 87,149.39 and 37,646.51

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Solution

The fourth proportional to 63,153.30, 87,149.39 and 37,646.51 is: 51,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.30 : 87,149.39 = 37,646.51 : x
  2. Step 2: Convert to fraction form
    63,153.30/87,149.39 = 37,646.51/x
  3. Step 3: Cross multiply
    63,153.30x = 87,149.39 × 37,646.51
  4. Step 4: Simplify right side
    63,153.30x = 3,280,869,758.15
  5. Step 5: Solve for x
    x = 3,280,869,758.15/63,153.30
  6. Step 6: Final answer
    x = 51,950.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.