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Finding the Fourth Proportional to 181,096.86, 249,911.22 and 100,524.18

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Solution

The fourth proportional to 181,096.86, 249,911.22 and 100,524.18 is: 138,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,096.86 : 249,911.22 = 100,524.18 : x
  2. Step 2: Convert to fraction form
    181,096.86/249,911.22 = 100,524.18/x
  3. Step 3: Cross multiply
    181,096.86x = 249,911.22 × 100,524.18
  4. Step 4: Simplify right side
    181,096.86x = 25,122,120,463.30
  5. Step 5: Solve for x
    x = 25,122,120,463.30/181,096.86
  6. Step 6: Final answer
    x = 138,722.01

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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.