Home / 63,987.12-88,308.36-35,695.44

Finding the Fourth Proportional to 63,987.12, 88,308.36 and 35,695.44

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Solution

The fourth proportional to 63,987.12, 88,308.36 and 35,695.44 is: 49,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,987.12 : 88,308.36 = 35,695.44 : x
  2. Step 2: Convert to fraction form
    63,987.12/88,308.36 = 35,695.44/x
  3. Step 3: Cross multiply
    63,987.12x = 88,308.36 × 35,695.44
  4. Step 4: Simplify right side
    63,987.12x = 3,152,205,765.88
  5. Step 5: Solve for x
    x = 3,152,205,765.88/63,987.12
  6. Step 6: Final answer
    x = 49,263.13

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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.