Home / 108,781.39-163,236.80-58,860.48

Finding the Fourth Proportional to 108,781.39, 163,236.80 and 58,860.48

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Solution

The fourth proportional to 108,781.39, 163,236.80 and 58,860.48 is: 88,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,781.39 : 163,236.80 = 58,860.48 : x
  2. Step 2: Convert to fraction form
    108,781.39/163,236.80 = 58,860.48/x
  3. Step 3: Cross multiply
    108,781.39x = 163,236.80 × 58,860.48
  4. Step 4: Simplify right side
    108,781.39x = 9,608,196,401.66
  5. Step 5: Solve for x
    x = 9,608,196,401.66/108,781.39
  6. Step 6: Final answer
    x = 88,325.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.