Home / 40,575.06-60,865.29-12,493.38

Finding the Fourth Proportional to 40,575.06, 60,865.29 and 12,493.38

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Solution

The fourth proportional to 40,575.06, 60,865.29 and 12,493.38 is: 18,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,575.06 : 60,865.29 = 12,493.38 : x
  2. Step 2: Convert to fraction form
    40,575.06/60,865.29 = 12,493.38/x
  3. Step 3: Cross multiply
    40,575.06x = 60,865.29 × 12,493.38
  4. Step 4: Simplify right side
    40,575.06x = 760,413,196.78
  5. Step 5: Solve for x
    x = 760,413,196.78/40,575.06
  6. Step 6: Final answer
    x = 18,740.90

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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.