Home / 147,932.40-222,123.24-129,200.88

Finding the Fourth Proportional to 147,932.40, 222,123.24 and 129,200.88

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Solution

The fourth proportional to 147,932.40, 222,123.24 and 129,200.88 is: 193,997.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,932.40 : 222,123.24 = 129,200.88 : x
  2. Step 2: Convert to fraction form
    147,932.40/222,123.24 = 129,200.88/x
  3. Step 3: Cross multiply
    147,932.40x = 222,123.24 × 129,200.88
  4. Step 4: Simplify right side
    147,932.40x = 28,698,518,076.45
  5. Step 5: Solve for x
    x = 28,698,518,076.45/147,932.40
  6. Step 6: Final answer
    x = 193,997.52

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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.