Home / 162,311.10-243,351.45-62,432.70

Finding the Fourth Proportional to 162,311.10, 243,351.45 and 62,432.70

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Solution

The fourth proportional to 162,311.10, 243,351.45 and 62,432.70 is: 93,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,311.10 : 243,351.45 = 62,432.70 : x
  2. Step 2: Convert to fraction form
    162,311.10/243,351.45 = 62,432.70/x
  3. Step 3: Cross multiply
    162,311.10x = 243,351.45 × 62,432.70
  4. Step 4: Simplify right side
    162,311.10x = 15,193,088,072.42
  5. Step 5: Solve for x
    x = 15,193,088,072.42/162,311.10
  6. Step 6: Final answer
    x = 93,604.74

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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.