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Finding the Fourth Proportional to 74,167.58, 111,239.06 and 26,773.58

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Solution

The fourth proportional to 74,167.58, 111,239.06 and 26,773.58 is: 40,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,167.58 : 111,239.06 = 26,773.58 : x
  2. Step 2: Convert to fraction form
    74,167.58/111,239.06 = 26,773.58/x
  3. Step 3: Cross multiply
    74,167.58x = 111,239.06 × 26,773.58
  4. Step 4: Simplify right side
    74,167.58x = 2,978,267,315.84
  5. Step 5: Solve for x
    x = 2,978,267,315.84/74,167.58
  6. Step 6: Final answer
    x = 40,155.92

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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.