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Finding the Fourth Proportional to 70,034.54, 96,648.37 and 38,204.11

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Solution

The fourth proportional to 70,034.54, 96,648.37 and 38,204.11 is: 52,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,034.54 : 96,648.37 = 38,204.11 : x
  2. Step 2: Convert to fraction form
    70,034.54/96,648.37 = 38,204.11/x
  3. Step 3: Cross multiply
    70,034.54x = 96,648.37 × 38,204.11
  4. Step 4: Simplify right side
    70,034.54x = 3,692,364,621.67
  5. Step 5: Solve for x
    x = 3,692,364,621.67/70,034.54
  6. Step 6: Final answer
    x = 52,722.05

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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.