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Finding the Fourth Proportional to 163,061.80, 244,592.70 and 146,732.20

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Solution

The fourth proportional to 163,061.80, 244,592.70 and 146,732.20 is: 220,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,061.80 : 244,592.70 = 146,732.20 : x
  2. Step 2: Convert to fraction form
    163,061.80/244,592.70 = 146,732.20/x
  3. Step 3: Cross multiply
    163,061.80x = 244,592.70 × 146,732.20
  4. Step 4: Simplify right side
    163,061.80x = 35,889,624,974.94
  5. Step 5: Solve for x
    x = 35,889,624,974.94/163,061.80
  6. Step 6: Final answer
    x = 220,098.30

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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.