Home / 88,462.20-132,693.30-53,470.20

Finding the Fourth Proportional to 88,462.20, 132,693.30 and 53,470.20

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Solution

The fourth proportional to 88,462.20, 132,693.30 and 53,470.20 is: 80,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,462.20 : 132,693.30 = 53,470.20 : x
  2. Step 2: Convert to fraction form
    88,462.20/132,693.30 = 53,470.20/x
  3. Step 3: Cross multiply
    88,462.20x = 132,693.30 × 53,470.20
  4. Step 4: Simplify right side
    88,462.20x = 7,095,137,289.66
  5. Step 5: Solve for x
    x = 7,095,137,289.66/88,462.20
  6. Step 6: Final answer
    x = 80,205.30

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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.