Home / 86,832.36-130,237.98-36,932.52

Finding the Fourth Proportional to 86,832.36, 130,237.98 and 36,932.52

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Solution

The fourth proportional to 86,832.36, 130,237.98 and 36,932.52 is: 55,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,832.36 : 130,237.98 = 36,932.52 : x
  2. Step 2: Convert to fraction form
    86,832.36/130,237.98 = 36,932.52/x
  3. Step 3: Cross multiply
    86,832.36x = 130,237.98 × 36,932.52
  4. Step 4: Simplify right side
    86,832.36x = 4,810,016,801.11
  5. Step 5: Solve for x
    x = 4,810,016,801.11/86,832.36
  6. Step 6: Final answer
    x = 55,394.29

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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.