Home / 40,275.98-60,433.77-18,105.02

Finding the Fourth Proportional to 40,275.98, 60,433.77 and 18,105.02

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Solution

The fourth proportional to 40,275.98, 60,433.77 and 18,105.02 is: 27,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.98 : 60,433.77 = 18,105.02 : x
  2. Step 2: Convert to fraction form
    40,275.98/60,433.77 = 18,105.02/x
  3. Step 3: Cross multiply
    40,275.98x = 60,433.77 × 18,105.02
  4. Step 4: Simplify right side
    40,275.98x = 1,094,154,614.53
  5. Step 5: Solve for x
    x = 1,094,154,614.53/40,275.98
  6. Step 6: Final answer
    x = 27,166.43

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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.