Home / 123,986.97-185,985.32-35,248.23

Finding the Fourth Proportional to 123,986.97, 185,985.32 and 35,248.23

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Solution

The fourth proportional to 123,986.97, 185,985.32 and 35,248.23 is: 52,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,986.97 : 185,985.32 = 35,248.23 : x
  2. Step 2: Convert to fraction form
    123,986.97/185,985.32 = 35,248.23/x
  3. Step 3: Cross multiply
    123,986.97x = 185,985.32 × 35,248.23
  4. Step 4: Simplify right side
    123,986.97x = 6,555,653,159.74
  5. Step 5: Solve for x
    x = 6,555,653,159.74/123,986.97
  6. Step 6: Final answer
    x = 52,873.73

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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.