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Finding the Fourth Proportional to 60,782.00, 91,173.90 and 27,503.15

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Solution

The fourth proportional to 60,782.00, 91,173.90 and 27,503.15 is: 41,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.00 : 91,173.90 = 27,503.15 : x
  2. Step 2: Convert to fraction form
    60,782.00/91,173.90 = 27,503.15/x
  3. Step 3: Cross multiply
    60,782.00x = 91,173.90 × 27,503.15
  4. Step 4: Simplify right side
    60,782.00x = 2,507,569,095.05
  5. Step 5: Solve for x
    x = 2,507,569,095.05/60,782.00
  6. Step 6: Final answer
    x = 41,255.13

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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.