Home / 127,622.97-191,444.18-38,884.05

Finding the Fourth Proportional to 127,622.97, 191,444.18 and 38,884.05

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Solution

The fourth proportional to 127,622.97, 191,444.18 and 38,884.05 is: 58,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,622.97 : 191,444.18 = 38,884.05 : x
  2. Step 2: Convert to fraction form
    127,622.97/191,444.18 = 38,884.05/x
  3. Step 3: Cross multiply
    127,622.97x = 191,444.18 × 38,884.05
  4. Step 4: Simplify right side
    127,622.97x = 7,444,124,872.91
  5. Step 5: Solve for x
    x = 7,444,124,872.91/127,622.97
  6. Step 6: Final answer
    x = 58,329.04

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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.