Home / 73,851.24-110,764.40-21,248.52

Finding the Fourth Proportional to 73,851.24, 110,764.40 and 21,248.52

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Solution

The fourth proportional to 73,851.24, 110,764.40 and 21,248.52 is: 31,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,851.24 : 110,764.40 = 21,248.52 : x
  2. Step 2: Convert to fraction form
    73,851.24/110,764.40 = 21,248.52/x
  3. Step 3: Cross multiply
    73,851.24x = 110,764.40 × 21,248.52
  4. Step 4: Simplify right side
    73,851.24x = 2,353,579,568.69
  5. Step 5: Solve for x
    x = 2,353,579,568.69/73,851.24
  6. Step 6: Final answer
    x = 31,869.20

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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.