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Finding the Fourth Proportional to 101,036.80, 151,641.60 and 44,963.20

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Solution

The fourth proportional to 101,036.80, 151,641.60 and 44,963.20 is: 67,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,036.80 : 151,641.60 = 44,963.20 : x
  2. Step 2: Convert to fraction form
    101,036.80/151,641.60 = 44,963.20/x
  3. Step 3: Cross multiply
    101,036.80x = 151,641.60 × 44,963.20
  4. Step 4: Simplify right side
    101,036.80x = 6,818,291,589.12
  5. Step 5: Solve for x
    x = 6,818,291,589.12/101,036.80
  6. Step 6: Final answer
    x = 67,483.25

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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.