Home / 112,581.24-168,873.30-29,475

Finding the Fourth Proportional to 112,581.24, 168,873.30 and 29,475

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Solution

The fourth proportional to 112,581.24, 168,873.30 and 29,475 is: 44,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,581.24 : 168,873.30 = 29,475 : x
  2. Step 2: Convert to fraction form
    112,581.24/168,873.30 = 29,475/x
  3. Step 3: Cross multiply
    112,581.24x = 168,873.30 × 29,475
  4. Step 4: Simplify right side
    112,581.24x = 4,977,540,517.50
  5. Step 5: Solve for x
    x = 4,977,540,517.50/112,581.24
  6. Step 6: Final answer
    x = 44,212.88

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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.