Home / 63,919.13-88,208.48-38,425.77

Finding the Fourth Proportional to 63,919.13, 88,208.48 and 38,425.77

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Solution

The fourth proportional to 63,919.13, 88,208.48 and 38,425.77 is: 53,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,919.13 : 88,208.48 = 38,425.77 : x
  2. Step 2: Convert to fraction form
    63,919.13/88,208.48 = 38,425.77/x
  3. Step 3: Cross multiply
    63,919.13x = 88,208.48 × 38,425.77
  4. Step 4: Simplify right side
    63,919.13x = 3,389,478,572.40
  5. Step 5: Solve for x
    x = 3,389,478,572.40/63,919.13
  6. Step 6: Final answer
    x = 53,027.61

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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.