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Finding the Fourth Proportional to 63,062.80, 87,082.92 and 60,075.28

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Solution

The fourth proportional to 63,062.80, 87,082.92 and 60,075.28 is: 82,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,062.80 : 87,082.92 = 60,075.28 : x
  2. Step 2: Convert to fraction form
    63,062.80/87,082.92 = 60,075.28/x
  3. Step 3: Cross multiply
    63,062.80x = 87,082.92 × 60,075.28
  4. Step 4: Simplify right side
    63,062.80x = 5,231,530,802.22
  5. Step 5: Solve for x
    x = 5,231,530,802.22/63,062.80
  6. Step 6: Final answer
    x = 82,957.48

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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.