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Finding the Fourth Proportional to 70,033.10, 96,644.10 and 38,203.14

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Solution

The fourth proportional to 70,033.10, 96,644.10 and 38,203.14 is: 52,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,033.10 : 96,644.10 = 38,203.14 : x
  2. Step 2: Convert to fraction form
    70,033.10/96,644.10 = 38,203.14/x
  3. Step 3: Cross multiply
    70,033.10x = 96,644.10 × 38,203.14
  4. Step 4: Simplify right side
    70,033.10x = 3,692,108,082.47
  5. Step 5: Solve for x
    x = 3,692,108,082.47/70,033.10
  6. Step 6: Final answer
    x = 52,719.48

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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.