Home / 143,932.20-215,898.30-94,068.60

Finding the Fourth Proportional to 143,932.20, 215,898.30 and 94,068.60

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Solution

The fourth proportional to 143,932.20, 215,898.30 and 94,068.60 is: 141,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,932.20 : 215,898.30 = 94,068.60 : x
  2. Step 2: Convert to fraction form
    143,932.20/215,898.30 = 94,068.60/x
  3. Step 3: Cross multiply
    143,932.20x = 215,898.30 × 94,068.60
  4. Step 4: Simplify right side
    143,932.20x = 20,309,250,823.38
  5. Step 5: Solve for x
    x = 20,309,250,823.38/143,932.20
  6. Step 6: Final answer
    x = 141,102.90

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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.