Home / 127,552.35-176,023.87-70,198.28

Finding the Fourth Proportional to 127,552.35, 176,023.87 and 70,198.28

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Solution

The fourth proportional to 127,552.35, 176,023.87 and 70,198.28 is: 96,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,552.35 : 176,023.87 = 70,198.28 : x
  2. Step 2: Convert to fraction form
    127,552.35/176,023.87 = 70,198.28/x
  3. Step 3: Cross multiply
    127,552.35x = 176,023.87 × 70,198.28
  4. Step 4: Simplify right side
    127,552.35x = 12,356,572,517.42
  5. Step 5: Solve for x
    x = 12,356,572,517.42/127,552.35
  6. Step 6: Final answer
    x = 96,874.52

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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.