Home / 40,256.83-60,387.44-12,176.20

Finding the Fourth Proportional to 40,256.83, 60,387.44 and 12,176.20

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Solution

The fourth proportional to 40,256.83, 60,387.44 and 12,176.20 is: 18,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.83 : 60,387.44 = 12,176.20 : x
  2. Step 2: Convert to fraction form
    40,256.83/60,387.44 = 12,176.20/x
  3. Step 3: Cross multiply
    40,256.83x = 60,387.44 × 12,176.20
  4. Step 4: Simplify right side
    40,256.83x = 735,289,728.34
  5. Step 5: Solve for x
    x = 735,289,728.34/40,256.83
  6. Step 6: Final answer
    x = 18,264.97

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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.