Home / 118,108.26-162,987.83-64,393.18

Finding the Fourth Proportional to 118,108.26, 162,987.83 and 64,393.18

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Solution

The fourth proportional to 118,108.26, 162,987.83 and 64,393.18 is: 88,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,108.26 : 162,987.83 = 64,393.18 : x
  2. Step 2: Convert to fraction form
    118,108.26/162,987.83 = 64,393.18/x
  3. Step 3: Cross multiply
    118,108.26x = 162,987.83 × 64,393.18
  4. Step 4: Simplify right side
    118,108.26x = 10,495,304,187.04
  5. Step 5: Solve for x
    x = 10,495,304,187.04/118,108.26
  6. Step 6: Final answer
    x = 88,861.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.