Home / 127,257.06-175,630.24-73,542.52

Finding the Fourth Proportional to 127,257.06, 175,630.24 and 73,542.52

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Solution

The fourth proportional to 127,257.06, 175,630.24 and 73,542.52 is: 101,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,257.06 : 175,630.24 = 73,542.52 : x
  2. Step 2: Convert to fraction form
    127,257.06/175,630.24 = 73,542.52/x
  3. Step 3: Cross multiply
    127,257.06x = 175,630.24 × 73,542.52
  4. Step 4: Simplify right side
    127,257.06x = 12,916,290,437.80
  5. Step 5: Solve for x
    x = 12,916,290,437.80/127,257.06
  6. Step 6: Final answer
    x = 101,497.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.