Home / 40,420.56-60,565.32-26,363.76

Finding the Fourth Proportional to 40,420.56, 60,565.32 and 26,363.76

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Solution

The fourth proportional to 40,420.56, 60,565.32 and 26,363.76 is: 39,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420.56 : 60,565.32 = 26,363.76 : x
  2. Step 2: Convert to fraction form
    40,420.56/60,565.32 = 26,363.76/x
  3. Step 3: Cross multiply
    40,420.56x = 60,565.32 × 26,363.76
  4. Step 4: Simplify right side
    40,420.56x = 1,596,729,560.80
  5. Step 5: Solve for x
    x = 1,596,729,560.80/40,420.56
  6. Step 6: Final answer
    x = 39,502.91

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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.