Home / 49,764.16-74,648.40-16,487.20

Finding the Fourth Proportional to 49,764.16, 74,648.40 and 16,487.20

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Solution

The fourth proportional to 49,764.16, 74,648.40 and 16,487.20 is: 24,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,764.16 : 74,648.40 = 16,487.20 : x
  2. Step 2: Convert to fraction form
    49,764.16/74,648.40 = 16,487.20/x
  3. Step 3: Cross multiply
    49,764.16x = 74,648.40 × 16,487.20
  4. Step 4: Simplify right side
    49,764.16x = 1,230,743,100.48
  5. Step 5: Solve for x
    x = 1,230,743,100.48/49,764.16
  6. Step 6: Final answer
    x = 24,731.52

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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.