Home / 177,500.16-266,425.20-107,516.16

Finding the Fourth Proportional to 177,500.16, 266,425.20 and 107,516.16

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Solution

The fourth proportional to 177,500.16, 266,425.20 and 107,516.16 is: 161,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,500.16 : 266,425.20 = 107,516.16 : x
  2. Step 2: Convert to fraction form
    177,500.16/266,425.20 = 107,516.16/x
  3. Step 3: Cross multiply
    177,500.16x = 266,425.20 × 107,516.16
  4. Step 4: Simplify right side
    177,500.16x = 28,645,014,431.23
  5. Step 5: Solve for x
    x = 28,645,014,431.23/177,500.16
  6. Step 6: Final answer
    x = 161,380.22

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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.