Home / 53,150.97-79,726.36-13,708.02

Finding the Fourth Proportional to 53,150.97, 79,726.36 and 13,708.02

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Solution

The fourth proportional to 53,150.97, 79,726.36 and 13,708.02 is: 20,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,150.97 : 79,726.36 = 13,708.02 : x
  2. Step 2: Convert to fraction form
    53,150.97/79,726.36 = 13,708.02/x
  3. Step 3: Cross multiply
    53,150.97x = 79,726.36 × 13,708.02
  4. Step 4: Simplify right side
    53,150.97x = 1,092,890,537.41
  5. Step 5: Solve for x
    x = 1,092,890,537.41/53,150.97
  6. Step 6: Final answer
    x = 20,562.01

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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.