Home / 127,633.70-191,523.45-88,219.10

Finding the Fourth Proportional to 127,633.70, 191,523.45 and 88,219.10

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Solution

The fourth proportional to 127,633.70, 191,523.45 and 88,219.10 is: 132,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,633.70 : 191,523.45 = 88,219.10 : x
  2. Step 2: Convert to fraction form
    127,633.70/191,523.45 = 88,219.10/x
  3. Step 3: Cross multiply
    127,633.70x = 191,523.45 × 88,219.10
  4. Step 4: Simplify right side
    127,633.70x = 16,896,026,387.90
  5. Step 5: Solve for x
    x = 16,896,026,387.90/127,633.70
  6. Step 6: Final answer
    x = 132,379.04

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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.