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Finding the Fourth Proportional to 54,281.96, 74,866.98 and 36,371.24

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Solution

The fourth proportional to 54,281.96, 74,866.98 and 36,371.24 is: 50,164.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.96 : 74,866.98 = 36,371.24 : x
  2. Step 2: Convert to fraction form
    54,281.96/74,866.98 = 36,371.24/x
  3. Step 3: Cross multiply
    54,281.96x = 74,866.98 × 36,371.24
  4. Step 4: Simplify right side
    54,281.96x = 2,723,004,897.66
  5. Step 5: Solve for x
    x = 2,723,004,897.66/54,281.96
  6. Step 6: Final answer
    x = 50,164.09

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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.