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Finding the Fourth Proportional to 69,725.65, 96,222.14 and 37,894.55

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Solution

The fourth proportional to 69,725.65, 96,222.14 and 37,894.55 is: 52,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.65 : 96,222.14 = 37,894.55 : x
  2. Step 2: Convert to fraction form
    69,725.65/96,222.14 = 37,894.55/x
  3. Step 3: Cross multiply
    69,725.65x = 96,222.14 × 37,894.55
  4. Step 4: Simplify right side
    69,725.65x = 3,646,294,695.34
  5. Step 5: Solve for x
    x = 3,646,294,695.34/69,725.65
  6. Step 6: Final answer
    x = 52,294.88

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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.