Home / 86,726.12-130,077.56-23,550.52

Finding the Fourth Proportional to 86,726.12, 130,077.56 and 23,550.52

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Solution

The fourth proportional to 86,726.12, 130,077.56 and 23,550.52 is: 35,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,726.12 : 130,077.56 = 23,550.52 : x
  2. Step 2: Convert to fraction form
    86,726.12/130,077.56 = 23,550.52/x
  3. Step 3: Cross multiply
    86,726.12x = 130,077.56 × 23,550.52
  4. Step 4: Simplify right side
    86,726.12x = 3,063,394,178.33
  5. Step 5: Solve for x
    x = 3,063,394,178.33/86,726.12
  6. Step 6: Final answer
    x = 35,322.62

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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.