Home / 48,438.96-72,649.92-13,370.82

Finding the Fourth Proportional to 48,438.96, 72,649.92 and 13,370.82

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Solution

The fourth proportional to 48,438.96, 72,649.92 and 13,370.82 is: 20,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,438.96 : 72,649.92 = 13,370.82 : x
  2. Step 2: Convert to fraction form
    48,438.96/72,649.92 = 13,370.82/x
  3. Step 3: Cross multiply
    48,438.96x = 72,649.92 × 13,370.82
  4. Step 4: Simplify right side
    48,438.96x = 971,389,003.33
  5. Step 5: Solve for x
    x = 971,389,003.33/48,438.96
  6. Step 6: Final answer
    x = 20,053.88

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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.