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Finding the Fourth Proportional to 92,853.59, 139,335.72 and 33,693.87

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Solution

The fourth proportional to 92,853.59, 139,335.72 and 33,693.87 is: 50,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,853.59 : 139,335.72 = 33,693.87 : x
  2. Step 2: Convert to fraction form
    92,853.59/139,335.72 = 33,693.87/x
  3. Step 3: Cross multiply
    92,853.59x = 139,335.72 × 33,693.87
  4. Step 4: Simplify right side
    92,853.59x = 4,694,759,636.04
  5. Step 5: Solve for x
    x = 4,694,759,636.04/92,853.59
  6. Step 6: Final answer
    x = 50,560.89

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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.