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Finding the Fourth Proportional to 101,077.32, 151,366.84 and 63,544.30

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Solution

The fourth proportional to 101,077.32, 151,366.84 and 63,544.30 is: 95,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,077.32 : 151,366.84 = 63,544.30 : x
  2. Step 2: Convert to fraction form
    101,077.32/151,366.84 = 63,544.30/x
  3. Step 3: Cross multiply
    101,077.32x = 151,366.84 × 63,544.30
  4. Step 4: Simplify right side
    101,077.32x = 9,618,499,891.01
  5. Step 5: Solve for x
    x = 9,618,499,891.01/101,077.32
  6. Step 6: Final answer
    x = 95,159.82

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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.