Home / 175,972.86-263,761.02-87,289.92

Finding the Fourth Proportional to 175,972.86, 263,761.02 and 87,289.92

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Solution

The fourth proportional to 175,972.86, 263,761.02 and 87,289.92 is: 130,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,972.86 : 263,761.02 = 87,289.92 : x
  2. Step 2: Convert to fraction form
    175,972.86/263,761.02 = 87,289.92/x
  3. Step 3: Cross multiply
    175,972.86x = 263,761.02 × 87,289.92
  4. Step 4: Simplify right side
    175,972.86x = 23,023,678,334.92
  5. Step 5: Solve for x
    x = 23,023,678,334.92/175,972.86
  6. Step 6: Final answer
    x = 130,836.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.