Home / 40,904.12-61,349.35-11,324.95

Finding the Fourth Proportional to 40,904.12, 61,349.35 and 11,324.95

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Solution

The fourth proportional to 40,904.12, 61,349.35 and 11,324.95 is: 16,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.12 : 61,349.35 = 11,324.95 : x
  2. Step 2: Convert to fraction form
    40,904.12/61,349.35 = 11,324.95/x
  3. Step 3: Cross multiply
    40,904.12x = 61,349.35 × 11,324.95
  4. Step 4: Simplify right side
    40,904.12x = 694,778,160.83
  5. Step 5: Solve for x
    x = 694,778,160.83/40,904.12
  6. Step 6: Final answer
    x = 16,985.53

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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.