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Finding the Fourth Proportional to 55,423.77, 83,187.50 and 27,375.50

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Solution

The fourth proportional to 55,423.77, 83,187.50 and 27,375.50 is: 41,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,423.77 : 83,187.50 = 27,375.50 : x
  2. Step 2: Convert to fraction form
    55,423.77/83,187.50 = 27,375.50/x
  3. Step 3: Cross multiply
    55,423.77x = 83,187.50 × 27,375.50
  4. Step 4: Simplify right side
    55,423.77x = 2,277,298,853.44
  5. Step 5: Solve for x
    x = 2,277,298,853.44/55,423.77
  6. Step 6: Final answer
    x = 41,088.85

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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.