Home / 108,731.76-163,144.59-58,847.07

Finding the Fourth Proportional to 108,731.76, 163,144.59 and 58,847.07

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Solution

The fourth proportional to 108,731.76, 163,144.59 and 58,847.07 is: 88,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,731.76 : 163,144.59 = 58,847.07 : x
  2. Step 2: Convert to fraction form
    108,731.76/163,144.59 = 58,847.07/x
  3. Step 3: Cross multiply
    108,731.76x = 163,144.59 × 58,847.07
  4. Step 4: Simplify right side
    108,731.76x = 9,600,581,107.85
  5. Step 5: Solve for x
    x = 9,600,581,107.85/108,731.76
  6. Step 6: Final answer
    x = 88,296.01

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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.