Home / 140,882.31-194,437.50-87,184.62

Finding the Fourth Proportional to 140,882.31, 194,437.50 and 87,184.62

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Solution

The fourth proportional to 140,882.31, 194,437.50 and 87,184.62 is: 120,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,882.31 : 194,437.50 = 87,184.62 : x
  2. Step 2: Convert to fraction form
    140,882.31/194,437.50 = 87,184.62/x
  3. Step 3: Cross multiply
    140,882.31x = 194,437.50 × 87,184.62
  4. Step 4: Simplify right side
    140,882.31x = 16,951,959,551.25
  5. Step 5: Solve for x
    x = 16,951,959,551.25/140,882.31
  6. Step 6: Final answer
    x = 120,327.10

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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.