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Finding the Fourth Proportional to 88,600.50, 132,939.90 and 46,470.51

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Solution

The fourth proportional to 88,600.50, 132,939.90 and 46,470.51 is: 69,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,600.50 : 132,939.90 = 46,470.51 : x
  2. Step 2: Convert to fraction form
    88,600.50/132,939.90 = 46,470.51/x
  3. Step 3: Cross multiply
    88,600.50x = 132,939.90 × 46,470.51
  4. Step 4: Simplify right side
    88,600.50x = 6,177,784,952.35
  5. Step 5: Solve for x
    x = 6,177,784,952.35/88,600.50
  6. Step 6: Final answer
    x = 69,726.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.