Home / 48,950.74-73,428.54-20,874.52

Finding the Fourth Proportional to 48,950.74, 73,428.54 and 20,874.52

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Solution

The fourth proportional to 48,950.74, 73,428.54 and 20,874.52 is: 31,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,950.74 : 73,428.54 = 20,874.52 : x
  2. Step 2: Convert to fraction form
    48,950.74/73,428.54 = 20,874.52/x
  3. Step 3: Cross multiply
    48,950.74x = 73,428.54 × 20,874.52
  4. Step 4: Simplify right side
    48,950.74x = 1,532,785,526.80
  5. Step 5: Solve for x
    x = 1,532,785,526.80/48,950.74
  6. Step 6: Final answer
    x = 31,312.82

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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.