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Finding the Fourth Proportional to 70,720.62, 106,083.48 and 23,336.88

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Solution

The fourth proportional to 70,720.62, 106,083.48 and 23,336.88 is: 35,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,720.62 : 106,083.48 = 23,336.88 : x
  2. Step 2: Convert to fraction form
    70,720.62/106,083.48 = 23,336.88/x
  3. Step 3: Cross multiply
    70,720.62x = 106,083.48 × 23,336.88
  4. Step 4: Simplify right side
    70,720.62x = 2,475,657,442.74
  5. Step 5: Solve for x
    x = 2,475,657,442.74/70,720.62
  6. Step 6: Final answer
    x = 35,006.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.