Home / 68,946.88-95,147.04-38,733.48

Finding the Fourth Proportional to 68,946.88, 95,147.04 and 38,733.48

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Solution

The fourth proportional to 68,946.88, 95,147.04 and 38,733.48 is: 53,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,946.88 : 95,147.04 = 38,733.48 : x
  2. Step 2: Convert to fraction form
    68,946.88/95,147.04 = 38,733.48/x
  3. Step 3: Cross multiply
    68,946.88x = 95,147.04 × 38,733.48
  4. Step 4: Simplify right side
    68,946.88x = 3,685,375,970.90
  5. Step 5: Solve for x
    x = 3,685,375,970.90/68,946.88
  6. Step 6: Final answer
    x = 53,452.40

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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.