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Finding the Fourth Proportional to 177,567.38, 245,050.29 and 102,115.88

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Solution

The fourth proportional to 177,567.38, 245,050.29 and 102,115.88 is: 140,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,567.38 : 245,050.29 = 102,115.88 : x
  2. Step 2: Convert to fraction form
    177,567.38/245,050.29 = 102,115.88/x
  3. Step 3: Cross multiply
    177,567.38x = 245,050.29 × 102,115.88
  4. Step 4: Simplify right side
    177,567.38x = 25,023,524,782.35
  5. Step 5: Solve for x
    x = 25,023,524,782.35/177,567.38
  6. Step 6: Final answer
    x = 140,924.11

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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.