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Finding the Fourth Proportional to 101,074.82, 151,363.10 and 63,541.80

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Solution

The fourth proportional to 101,074.82, 151,363.10 and 63,541.80 is: 95,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,074.82 : 151,363.10 = 63,541.80 : x
  2. Step 2: Convert to fraction form
    101,074.82/151,363.10 = 63,541.80/x
  3. Step 3: Cross multiply
    101,074.82x = 151,363.10 × 63,541.80
  4. Step 4: Simplify right side
    101,074.82x = 9,617,883,509.87
  5. Step 5: Solve for x
    x = 9,617,883,509.87/101,074.82
  6. Step 6: Final answer
    x = 95,156.08

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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.