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Finding the Fourth Proportional to 96,868.80, 145,254.60 and 44,218.80

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Solution

The fourth proportional to 96,868.80, 145,254.60 and 44,218.80 is: 66,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,868.80 : 145,254.60 = 44,218.80 : x
  2. Step 2: Convert to fraction form
    96,868.80/145,254.60 = 44,218.80/x
  3. Step 3: Cross multiply
    96,868.80x = 145,254.60 × 44,218.80
  4. Step 4: Simplify right side
    96,868.80x = 6,422,984,106.48
  5. Step 5: Solve for x
    x = 6,422,984,106.48/96,868.80
  6. Step 6: Final answer
    x = 66,306.02

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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.