Home / 63,918.10-88,200.66-35,620.75

Finding the Fourth Proportional to 63,918.10, 88,200.66 and 35,620.75

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Solution

The fourth proportional to 63,918.10, 88,200.66 and 35,620.75 is: 49,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,918.10 : 88,200.66 = 35,620.75 : x
  2. Step 2: Convert to fraction form
    63,918.10/88,200.66 = 35,620.75/x
  3. Step 3: Cross multiply
    63,918.10x = 88,200.66 × 35,620.75
  4. Step 4: Simplify right side
    63,918.10x = 3,141,773,659.70
  5. Step 5: Solve for x
    x = 3,141,773,659.70/63,918.10
  6. Step 6: Final answer
    x = 49,153.11

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Why These Related Problems?

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