Home / 40,378.52-60,565.50-12,297.96

Finding the Fourth Proportional to 40,378.52, 60,565.50 and 12,297.96

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Solution

The fourth proportional to 40,378.52, 60,565.50 and 12,297.96 is: 18,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378.52 : 60,565.50 = 12,297.96 : x
  2. Step 2: Convert to fraction form
    40,378.52/60,565.50 = 12,297.96/x
  3. Step 3: Cross multiply
    40,378.52x = 60,565.50 × 12,297.96
  4. Step 4: Simplify right side
    40,378.52x = 744,832,096.38
  5. Step 5: Solve for x
    x = 744,832,096.38/40,378.52
  6. Step 6: Final answer
    x = 18,446.25

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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.