Home / 203,541.10-280,702.92-127,067.23

Finding the Fourth Proportional to 203,541.10, 280,702.92 and 127,067.23

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Solution

The fourth proportional to 203,541.10, 280,702.92 and 127,067.23 is: 175,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,541.10 : 280,702.92 = 127,067.23 : x
  2. Step 2: Convert to fraction form
    203,541.10/280,702.92 = 127,067.23/x
  3. Step 3: Cross multiply
    203,541.10x = 280,702.92 × 127,067.23
  4. Step 4: Simplify right side
    203,541.10x = 35,668,142,497.31
  5. Step 5: Solve for x
    x = 35,668,142,497.31/203,541.10
  6. Step 6: Final answer
    x = 175,238.04

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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.