Home / 131,978.04-197,925.38-43,211.14

Finding the Fourth Proportional to 131,978.04, 197,925.38 and 43,211.14

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Solution

The fourth proportional to 131,978.04, 197,925.38 and 43,211.14 is: 64,803.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,978.04 : 197,925.38 = 43,211.14 : x
  2. Step 2: Convert to fraction form
    131,978.04/197,925.38 = 43,211.14/x
  3. Step 3: Cross multiply
    131,978.04x = 197,925.38 × 43,211.14
  4. Step 4: Simplify right side
    131,978.04x = 8,552,581,304.73
  5. Step 5: Solve for x
    x = 8,552,581,304.73/131,978.04
  6. Step 6: Final answer
    x = 64,803.06

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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.