Home / 40,203.11-60,262.10-13,523.70

Finding the Fourth Proportional to 40,203.11, 60,262.10 and 13,523.70

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Solution

The fourth proportional to 40,203.11, 60,262.10 and 13,523.70 is: 20,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,203.11 : 60,262.10 = 13,523.70 : x
  2. Step 2: Convert to fraction form
    40,203.11/60,262.10 = 13,523.70/x
  3. Step 3: Cross multiply
    40,203.11x = 60,262.10 × 13,523.70
  4. Step 4: Simplify right side
    40,203.11x = 814,966,494.15
  5. Step 5: Solve for x
    x = 814,966,494.15/40,203.11
  6. Step 6: Final answer
    x = 20,271.23

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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.