Home / 112,827.25-169,240.88-29,721.25

Finding the Fourth Proportional to 112,827.25, 169,240.88 and 29,721.25

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Solution

The fourth proportional to 112,827.25, 169,240.88 and 29,721.25 is: 44,581.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,827.25 : 169,240.88 = 29,721.25 : x
  2. Step 2: Convert to fraction form
    112,827.25/169,240.88 = 29,721.25/x
  3. Step 3: Cross multiply
    112,827.25x = 169,240.88 × 29,721.25
  4. Step 4: Simplify right side
    112,827.25x = 5,030,050,504.70
  5. Step 5: Solve for x
    x = 5,030,050,504.70/112,827.25
  6. Step 6: Final answer
    x = 44,581.88

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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.