Home / 181,234.24-250,096.28-100,666.90

Finding the Fourth Proportional to 181,234.24, 250,096.28 and 100,666.90

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Solution

The fourth proportional to 181,234.24, 250,096.28 and 100,666.90 is: 138,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,234.24 : 250,096.28 = 100,666.90 : x
  2. Step 2: Convert to fraction form
    181,234.24/250,096.28 = 100,666.90/x
  3. Step 3: Cross multiply
    181,234.24x = 250,096.28 × 100,666.90
  4. Step 4: Simplify right side
    181,234.24x = 25,176,417,209.13
  5. Step 5: Solve for x
    x = 25,176,417,209.13/181,234.24
  6. Step 6: Final answer
    x = 138,916.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.