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Finding the Fourth Proportional to 181,497.35, 250,472.41 and 99,829.05

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Solution

The fourth proportional to 181,497.35, 250,472.41 and 99,829.05 is: 137,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497.35 : 250,472.41 = 99,829.05 : x
  2. Step 2: Convert to fraction form
    181,497.35/250,472.41 = 99,829.05/x
  3. Step 3: Cross multiply
    181,497.35x = 250,472.41 × 99,829.05
  4. Step 4: Simplify right side
    181,497.35x = 25,004,421,982.75
  5. Step 5: Solve for x
    x = 25,004,421,982.75/181,497.35
  6. Step 6: Final answer
    x = 137,767.42

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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.