Home / 40,118.52-60,177.90-13,822.92

Finding the Fourth Proportional to 40,118.52, 60,177.90 and 13,822.92

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Solution

The fourth proportional to 40,118.52, 60,177.90 and 13,822.92 is: 20,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,118.52 : 60,177.90 = 13,822.92 : x
  2. Step 2: Convert to fraction form
    40,118.52/60,177.90 = 13,822.92/x
  3. Step 3: Cross multiply
    40,118.52x = 60,177.90 × 13,822.92
  4. Step 4: Simplify right side
    40,118.52x = 831,834,297.47
  5. Step 5: Solve for x
    x = 831,834,297.47/40,118.52
  6. Step 6: Final answer
    x = 20,734.42

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1.5x scale

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.