Home / 127,958.20-191,937.30-124,502.20

Finding the Fourth Proportional to 127,958.20, 191,937.30 and 124,502.20

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Solution

The fourth proportional to 127,958.20, 191,937.30 and 124,502.20 is: 186,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,958.20 : 191,937.30 = 124,502.20 : x
  2. Step 2: Convert to fraction form
    127,958.20/191,937.30 = 124,502.20/x
  3. Step 3: Cross multiply
    127,958.20x = 191,937.30 × 124,502.20
  4. Step 4: Simplify right side
    127,958.20x = 23,896,616,112.06
  5. Step 5: Solve for x
    x = 23,896,616,112.06/127,958.20
  6. Step 6: Final answer
    x = 186,753.30

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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.