Home / 31,255.75-43,129.12-24,898.53

Finding the Fourth Proportional to 31,255.75, 43,129.12 and 24,898.53

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Solution

The fourth proportional to 31,255.75, 43,129.12 and 24,898.53 is: 34,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,255.75 : 43,129.12 = 24,898.53 : x
  2. Step 2: Convert to fraction form
    31,255.75/43,129.12 = 24,898.53/x
  3. Step 3: Cross multiply
    31,255.75x = 43,129.12 × 24,898.53
  4. Step 4: Simplify right side
    31,255.75x = 1,073,851,688.19
  5. Step 5: Solve for x
    x = 1,073,851,688.19/31,255.75
  6. Step 6: Final answer
    x = 34,356.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.