Home / 127,637.70-191,529.45-88,223.10

Finding the Fourth Proportional to 127,637.70, 191,529.45 and 88,223.10

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Solution

The fourth proportional to 127,637.70, 191,529.45 and 88,223.10 is: 132,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,637.70 : 191,529.45 = 88,223.10 : x
  2. Step 2: Convert to fraction form
    127,637.70/191,529.45 = 88,223.10/x
  3. Step 3: Cross multiply
    127,637.70x = 191,529.45 × 88,223.10
  4. Step 4: Simplify right side
    127,637.70x = 16,897,321,820.30
  5. Step 5: Solve for x
    x = 16,897,321,820.30/127,637.70
  6. Step 6: Final answer
    x = 132,385.04

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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.