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Finding the Fourth Proportional to 79,792.56, 110,073.28 and 60,896.88

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Solution

The fourth proportional to 79,792.56, 110,073.28 and 60,896.88 is: 84,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,792.56 : 110,073.28 = 60,896.88 : x
  2. Step 2: Convert to fraction form
    79,792.56/110,073.28 = 60,896.88/x
  3. Step 3: Cross multiply
    79,792.56x = 110,073.28 × 60,896.88
  4. Step 4: Simplify right side
    79,792.56x = 6,703,119,323.37
  5. Step 5: Solve for x
    x = 6,703,119,323.37/79,792.56
  6. Step 6: Final answer
    x = 84,006.82

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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.