Home / 75,247.45-112,880.58-27,854.54

Finding the Fourth Proportional to 75,247.45, 112,880.58 and 27,854.54

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Solution

The fourth proportional to 75,247.45, 112,880.58 and 27,854.54 is: 41,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,247.45 : 112,880.58 = 27,854.54 : x
  2. Step 2: Convert to fraction form
    75,247.45/112,880.58 = 27,854.54/x
  3. Step 3: Cross multiply
    75,247.45x = 112,880.58 × 27,854.54
  4. Step 4: Simplify right side
    75,247.45x = 3,144,236,630.83
  5. Step 5: Solve for x
    x = 3,144,236,630.83/75,247.45
  6. Step 6: Final answer
    x = 41,785.29

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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.