Home / 131,549.04-197,306.46-52,664.04

Finding the Fourth Proportional to 131,549.04, 197,306.46 and 52,664.04

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Solution

The fourth proportional to 131,549.04, 197,306.46 and 52,664.04 is: 78,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,549.04 : 197,306.46 = 52,664.04 : x
  2. Step 2: Convert to fraction form
    131,549.04/197,306.46 = 52,664.04/x
  3. Step 3: Cross multiply
    131,549.04x = 197,306.46 × 52,664.04
  4. Step 4: Simplify right side
    131,549.04x = 10,390,955,301.70
  5. Step 5: Solve for x
    x = 10,390,955,301.70/131,549.04
  6. Step 6: Final answer
    x = 78,989.21

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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.