Home / 176,425.89-243,414.10-99,932.84

Finding the Fourth Proportional to 176,425.89, 243,414.10 and 99,932.84

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Solution

The fourth proportional to 176,425.89, 243,414.10 and 99,932.84 is: 137,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,425.89 : 243,414.10 = 99,932.84 : x
  2. Step 2: Convert to fraction form
    176,425.89/243,414.10 = 99,932.84/x
  3. Step 3: Cross multiply
    176,425.89x = 243,414.10 × 99,932.84
  4. Step 4: Simplify right side
    176,425.89x = 24,325,060,592.31
  5. Step 5: Solve for x
    x = 24,325,060,592.31/176,425.89
  6. Step 6: Final answer
    x = 137,876.93

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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.