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Finding the Fourth Proportional to 282,551.65, 423,563.94 and 95,432.29

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Solution

The fourth proportional to 282,551.65, 423,563.94 and 95,432.29 is: 143,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,551.65 : 423,563.94 = 95,432.29 : x
  2. Step 2: Convert to fraction form
    282,551.65/423,563.94 = 95,432.29/x
  3. Step 3: Cross multiply
    282,551.65x = 423,563.94 × 95,432.29
  4. Step 4: Simplify right side
    282,551.65x = 40,421,676,755.62
  5. Step 5: Solve for x
    x = 40,421,676,755.62/282,551.65
  6. Step 6: Final answer
    x = 143,059.43

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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.