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Finding the Fourth Proportional to 69,599.90, 96,048.11 and 37,768.79

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Solution

The fourth proportional to 69,599.90, 96,048.11 and 37,768.79 is: 52,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,599.90 : 96,048.11 = 37,768.79 : x
  2. Step 2: Convert to fraction form
    69,599.90/96,048.11 = 37,768.79/x
  3. Step 3: Cross multiply
    69,599.90x = 96,048.11 × 37,768.79
  4. Step 4: Simplify right side
    69,599.90x = 3,627,620,369.04
  5. Step 5: Solve for x
    x = 3,627,620,369.04/69,599.90
  6. Step 6: Final answer
    x = 52,121.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.