Home / 112,042.40-154,604.52-75,823.04

Finding the Fourth Proportional to 112,042.40, 154,604.52 and 75,823.04

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Solution

The fourth proportional to 112,042.40, 154,604.52 and 75,823.04 is: 104,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,042.40 : 154,604.52 = 75,823.04 : x
  2. Step 2: Convert to fraction form
    112,042.40/154,604.52 = 75,823.04/x
  3. Step 3: Cross multiply
    112,042.40x = 154,604.52 × 75,823.04
  4. Step 4: Simplify right side
    112,042.40x = 11,722,584,704.14
  5. Step 5: Solve for x
    x = 11,722,584,704.14/112,042.40
  6. Step 6: Final answer
    x = 104,626.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.