Home / 63,867.39-88,070.19-47,709.37

Finding the Fourth Proportional to 63,867.39, 88,070.19 and 47,709.37

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Solution

The fourth proportional to 63,867.39, 88,070.19 and 47,709.37 is: 65,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,867.39 : 88,070.19 = 47,709.37 : x
  2. Step 2: Convert to fraction form
    63,867.39/88,070.19 = 47,709.37/x
  3. Step 3: Cross multiply
    63,867.39x = 88,070.19 × 47,709.37
  4. Step 4: Simplify right side
    63,867.39x = 4,201,773,211.86
  5. Step 5: Solve for x
    x = 4,201,773,211.86/63,867.39
  6. Step 6: Final answer
    x = 65,789.03

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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.