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Finding the Fourth Proportional to 70,097.54, 96,736.25 and 38,266.65

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Solution

The fourth proportional to 70,097.54, 96,736.25 and 38,266.65 is: 52,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,097.54 : 96,736.25 = 38,266.65 : x
  2. Step 2: Convert to fraction form
    70,097.54/96,736.25 = 38,266.65/x
  3. Step 3: Cross multiply
    70,097.54x = 96,736.25 × 38,266.65
  4. Step 4: Simplify right side
    70,097.54x = 3,701,772,316.73
  5. Step 5: Solve for x
    x = 3,701,772,316.73/70,097.54
  6. Step 6: Final answer
    x = 52,808.88

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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.