Home / 177,501.16-266,426.70-107,517.16

Finding the Fourth Proportional to 177,501.16, 266,426.70 and 107,517.16

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Solution

The fourth proportional to 177,501.16, 266,426.70 and 107,517.16 is: 161,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,501.16 : 266,426.70 = 107,517.16 : x
  2. Step 2: Convert to fraction form
    177,501.16/266,426.70 = 107,517.16/x
  3. Step 3: Cross multiply
    177,501.16x = 266,426.70 × 107,517.16
  4. Step 4: Simplify right side
    177,501.16x = 28,645,442,132.17
  5. Step 5: Solve for x
    x = 28,645,442,132.17/177,501.16
  6. Step 6: Final answer
    x = 161,381.72

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1.5x scale

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.