Home / 110,575.20-152,470.08-70,237.92

Finding the Fourth Proportional to 110,575.20, 152,470.08 and 70,237.92

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Solution

The fourth proportional to 110,575.20, 152,470.08 and 70,237.92 is: 96,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,575.20 : 152,470.08 = 70,237.92 : x
  2. Step 2: Convert to fraction form
    110,575.20/152,470.08 = 70,237.92/x
  3. Step 3: Cross multiply
    110,575.20x = 152,470.08 × 70,237.92
  4. Step 4: Simplify right side
    110,575.20x = 10,709,181,281.43
  5. Step 5: Solve for x
    x = 10,709,181,281.43/110,575.20
  6. Step 6: Final answer
    x = 96,849.76

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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.