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Finding the Fourth Proportional to 70,175.49, 96,842.10 and 37,910.10

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Solution

The fourth proportional to 70,175.49, 96,842.10 and 37,910.10 is: 52,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,175.49 : 96,842.10 = 37,910.10 : x
  2. Step 2: Convert to fraction form
    70,175.49/96,842.10 = 37,910.10/x
  3. Step 3: Cross multiply
    70,175.49x = 96,842.10 × 37,910.10
  4. Step 4: Simplify right side
    70,175.49x = 3,671,293,695.21
  5. Step 5: Solve for x
    x = 3,671,293,695.21/70,175.49
  6. Step 6: Final answer
    x = 52,315.90

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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.