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Finding the Fourth Proportional to 181,199.46, 250,054.65 and 100,624.98

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Solution

The fourth proportional to 181,199.46, 250,054.65 and 100,624.98 is: 138,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,199.46 : 250,054.65 = 100,624.98 : x
  2. Step 2: Convert to fraction form
    181,199.46/250,054.65 = 100,624.98/x
  3. Step 3: Cross multiply
    181,199.46x = 250,054.65 × 100,624.98
  4. Step 4: Simplify right side
    181,199.46x = 25,161,744,155.16
  5. Step 5: Solve for x
    x = 25,161,744,155.16/181,199.46
  6. Step 6: Final answer
    x = 138,862.14

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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.