Home / 87,591.30-130,907.00-63,948.66

Finding the Fourth Proportional to 87,591.30, 130,907.00 and 63,948.66

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Solution

The fourth proportional to 87,591.30, 130,907.00 and 63,948.66 is: 95,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,591.30 : 130,907.00 = 63,948.66 : x
  2. Step 2: Convert to fraction form
    87,591.30/130,907.00 = 63,948.66/x
  3. Step 3: Cross multiply
    87,591.30x = 130,907.00 × 63,948.66
  4. Step 4: Simplify right side
    87,591.30x = 8,371,326,914.88
  5. Step 5: Solve for x
    x = 8,371,326,914.88/87,591.30
  6. Step 6: Final answer
    x = 95,572.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.