Home / 40,400.73-60,601.10-18,188.15

Finding the Fourth Proportional to 40,400.73, 60,601.10 and 18,188.15

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Solution

The fourth proportional to 40,400.73, 60,601.10 and 18,188.15 is: 27,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.73 : 60,601.10 = 18,188.15 : x
  2. Step 2: Convert to fraction form
    40,400.73/60,601.10 = 18,188.15/x
  3. Step 3: Cross multiply
    40,400.73x = 60,601.10 × 18,188.15
  4. Step 4: Simplify right side
    40,400.73x = 1,102,221,503.02
  5. Step 5: Solve for x
    x = 1,102,221,503.02/40,400.73
  6. Step 6: Final answer
    x = 27,282.22

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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.