Home / 31,679.10-47,736.54-26,254.53

Finding the Fourth Proportional to 31,679.10, 47,736.54 and 26,254.53

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Solution

The fourth proportional to 31,679.10, 47,736.54 and 26,254.53 is: 39,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,679.10 : 47,736.54 = 26,254.53 : x
  2. Step 2: Convert to fraction form
    31,679.10/47,736.54 = 26,254.53/x
  3. Step 3: Cross multiply
    31,679.10x = 47,736.54 × 26,254.53
  4. Step 4: Simplify right side
    31,679.10x = 1,253,300,421.53
  5. Step 5: Solve for x
    x = 1,253,300,421.53/31,679.10
  6. Step 6: Final answer
    x = 39,562.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.