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Finding the Fourth Proportional to 144,470.93, 216,652.51 and 49,674.29

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Solution

The fourth proportional to 144,470.93, 216,652.51 and 49,674.29 is: 74,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,470.93 : 216,652.51 = 49,674.29 : x
  2. Step 2: Convert to fraction form
    144,470.93/216,652.51 = 49,674.29/x
  3. Step 3: Cross multiply
    144,470.93x = 216,652.51 × 49,674.29
  4. Step 4: Simplify right side
    144,470.93x = 10,762,059,610.97
  5. Step 5: Solve for x
    x = 10,762,059,610.97/144,470.93
  6. Step 6: Final answer
    x = 74,492.91

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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.