Home / 118,304.27-163,278.63-75,238.85

Finding the Fourth Proportional to 118,304.27, 163,278.63 and 75,238.85

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Solution

The fourth proportional to 118,304.27, 163,278.63 and 75,238.85 is: 103,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,304.27 : 163,278.63 = 75,238.85 : x
  2. Step 2: Convert to fraction form
    118,304.27/163,278.63 = 75,238.85/x
  3. Step 3: Cross multiply
    118,304.27x = 163,278.63 × 75,238.85
  4. Step 4: Simplify right side
    118,304.27x = 12,284,896,758.97
  5. Step 5: Solve for x
    x = 12,284,896,758.97/118,304.27
  6. Step 6: Final answer
    x = 103,841.53

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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.