Home / 107,589.12-161,449.44-63,302.40

Finding the Fourth Proportional to 107,589.12, 161,449.44 and 63,302.40

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Solution

The fourth proportional to 107,589.12, 161,449.44 and 63,302.40 is: 94,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,589.12 : 161,449.44 = 63,302.40 : x
  2. Step 2: Convert to fraction form
    107,589.12/161,449.44 = 63,302.40/x
  3. Step 3: Cross multiply
    107,589.12x = 161,449.44 × 63,302.40
  4. Step 4: Simplify right side
    107,589.12x = 10,220,137,030.66
  5. Step 5: Solve for x
    x = 10,220,137,030.66/107,589.12
  6. Step 6: Final answer
    x = 94,992.29

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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.