Home / 88,281.30-132,227.55-76,617.30

Finding the Fourth Proportional to 88,281.30, 132,227.55 and 76,617.30

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Solution

The fourth proportional to 88,281.30, 132,227.55 and 76,617.30 is: 114,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,281.30 : 132,227.55 = 76,617.30 : x
  2. Step 2: Convert to fraction form
    88,281.30/132,227.55 = 76,617.30/x
  3. Step 3: Cross multiply
    88,281.30x = 132,227.55 × 76,617.30
  4. Step 4: Simplify right side
    88,281.30x = 10,130,917,866.62
  5. Step 5: Solve for x
    x = 10,130,917,866.62/88,281.30
  6. Step 6: Final answer
    x = 114,757.23

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1.5x scale

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.