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Finding the Fourth Proportional to 70,841.74, 106,250.28 and 26,468.86

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Solution

The fourth proportional to 70,841.74, 106,250.28 and 26,468.86 is: 39,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,841.74 : 106,250.28 = 26,468.86 : x
  2. Step 2: Convert to fraction form
    70,841.74/106,250.28 = 26,468.86/x
  3. Step 3: Cross multiply
    70,841.74x = 106,250.28 × 26,468.86
  4. Step 4: Simplify right side
    70,841.74x = 2,812,323,786.28
  5. Step 5: Solve for x
    x = 2,812,323,786.28/70,841.74
  6. Step 6: Final answer
    x = 39,698.68

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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.