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Finding the Fourth Proportional to 60,853.80, 91,281.58 and 16,480.52

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Solution

The fourth proportional to 60,853.80, 91,281.58 and 16,480.52 is: 24,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,853.80 : 91,281.58 = 16,480.52 : x
  2. Step 2: Convert to fraction form
    60,853.80/91,281.58 = 16,480.52/x
  3. Step 3: Cross multiply
    60,853.80x = 91,281.58 × 16,480.52
  4. Step 4: Simplify right side
    60,853.80x = 1,504,367,904.82
  5. Step 5: Solve for x
    x = 1,504,367,904.82/60,853.80
  6. Step 6: Final answer
    x = 24,721.02

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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.