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Finding the Fourth Proportional to 60,469.16, 83,440.80 and 34,976.03

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Solution

The fourth proportional to 60,469.16, 83,440.80 and 34,976.03 is: 48,263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,469.16 : 83,440.80 = 34,976.03 : x
  2. Step 2: Convert to fraction form
    60,469.16/83,440.80 = 34,976.03/x
  3. Step 3: Cross multiply
    60,469.16x = 83,440.80 × 34,976.03
  4. Step 4: Simplify right side
    60,469.16x = 2,918,427,506.82
  5. Step 5: Solve for x
    x = 2,918,427,506.82/60,469.16
  6. Step 6: Final answer
    x = 48,263.08

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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.