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Finding the Fourth Proportional to 70,200.56, 96,873.43 and 38,369.49

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Solution

The fourth proportional to 70,200.56, 96,873.43 and 38,369.49 is: 52,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,200.56 : 96,873.43 = 38,369.49 : x
  2. Step 2: Convert to fraction form
    70,200.56/96,873.43 = 38,369.49/x
  3. Step 3: Cross multiply
    70,200.56x = 96,873.43 × 38,369.49
  4. Step 4: Simplify right side
    70,200.56x = 3,716,984,103.65
  5. Step 5: Solve for x
    x = 3,716,984,103.65/70,200.56
  6. Step 6: Final answer
    x = 52,948.07

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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.