Home / 108,780.39-163,235.30-58,859.48

Finding the Fourth Proportional to 108,780.39, 163,235.30 and 58,859.48

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Solution

The fourth proportional to 108,780.39, 163,235.30 and 58,859.48 is: 88,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,780.39 : 163,235.30 = 58,859.48 : x
  2. Step 2: Convert to fraction form
    108,780.39/163,235.30 = 58,859.48/x
  3. Step 3: Cross multiply
    108,780.39x = 163,235.30 × 58,859.48
  4. Step 4: Simplify right side
    108,780.39x = 9,607,944,989.43
  5. Step 5: Solve for x
    x = 9,607,944,989.43/108,780.39
  6. Step 6: Final answer
    x = 88,324.24

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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.