Home / 78,842.15-108,797.54-43,024.96

Finding the Fourth Proportional to 78,842.15, 108,797.54 and 43,024.96

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Solution

The fourth proportional to 78,842.15, 108,797.54 and 43,024.96 is: 59,371.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,842.15 : 108,797.54 = 43,024.96 : x
  2. Step 2: Convert to fraction form
    78,842.15/108,797.54 = 43,024.96/x
  3. Step 3: Cross multiply
    78,842.15x = 108,797.54 × 43,024.96
  4. Step 4: Simplify right side
    78,842.15x = 4,681,009,806.60
  5. Step 5: Solve for x
    x = 4,681,009,806.60/78,842.15
  6. Step 6: Final answer
    x = 59,371.92

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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.