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Finding the Fourth Proportional to 74,766.99, 112,150.48 and 22,176.02

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Solution

The fourth proportional to 74,766.99, 112,150.48 and 22,176.02 is: 33,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,766.99 : 112,150.48 = 22,176.02 : x
  2. Step 2: Convert to fraction form
    74,766.99/112,150.48 = 22,176.02/x
  3. Step 3: Cross multiply
    74,766.99x = 112,150.48 × 22,176.02
  4. Step 4: Simplify right side
    74,766.99x = 2,487,051,287.49
  5. Step 5: Solve for x
    x = 2,487,051,287.49/74,766.99
  6. Step 6: Final answer
    x = 33,264.03

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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.