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Finding the Fourth Proportional to 44,605.65, 66,908.53 and 15,021.01

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Solution

The fourth proportional to 44,605.65, 66,908.53 and 15,021.01 is: 22,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,605.65 : 66,908.53 = 15,021.01 : x
  2. Step 2: Convert to fraction form
    44,605.65/66,908.53 = 15,021.01/x
  3. Step 3: Cross multiply
    44,605.65x = 66,908.53 × 15,021.01
  4. Step 4: Simplify right side
    44,605.65x = 1,005,033,698.22
  5. Step 5: Solve for x
    x = 1,005,033,698.22/44,605.65
  6. Step 6: Final answer
    x = 22,531.53

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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.