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Finding the Fourth Proportional to 181,527.61, 250,500.37 and 99,850.68

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Solution

The fourth proportional to 181,527.61, 250,500.37 and 99,850.68 is: 137,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,527.61 : 250,500.37 = 99,850.68 : x
  2. Step 2: Convert to fraction form
    181,527.61/250,500.37 = 99,850.68/x
  3. Step 3: Cross multiply
    181,527.61x = 250,500.37 × 99,850.68
  4. Step 4: Simplify right side
    181,527.61x = 25,012,632,284.75
  5. Step 5: Solve for x
    x = 25,012,632,284.75/181,527.61
  6. Step 6: Final answer
    x = 137,789.69

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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.