Home / 177,631.13-266,512.86-106,604.72

Finding the Fourth Proportional to 177,631.13, 266,512.86 and 106,604.72

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Solution

The fourth proportional to 177,631.13, 266,512.86 and 106,604.72 is: 159,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,631.13 : 266,512.86 = 106,604.72 : x
  2. Step 2: Convert to fraction form
    177,631.13/266,512.86 = 106,604.72/x
  3. Step 3: Cross multiply
    177,631.13x = 266,512.86 × 106,604.72
  4. Step 4: Simplify right side
    177,631.13x = 28,411,528,052.56
  5. Step 5: Solve for x
    x = 28,411,528,052.56/177,631.13
  6. Step 6: Final answer
    x = 159,946.78

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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.