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Finding the Fourth Proportional to 101,602.87, 152,502.72 and 49,049.26

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Solution

The fourth proportional to 101,602.87, 152,502.72 and 49,049.26 is: 73,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,602.87 : 152,502.72 = 49,049.26 : x
  2. Step 2: Convert to fraction form
    101,602.87/152,502.72 = 49,049.26/x
  3. Step 3: Cross multiply
    101,602.87x = 152,502.72 × 49,049.26
  4. Step 4: Simplify right side
    101,602.87x = 7,480,145,563.99
  5. Step 5: Solve for x
    x = 7,480,145,563.99/101,602.87
  6. Step 6: Final answer
    x = 73,621.40

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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.