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Finding the Fourth Proportional to 110,337.99, 152,283.41 and 62,581.20

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Solution

The fourth proportional to 110,337.99, 152,283.41 and 62,581.20 is: 86,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,337.99 : 152,283.41 = 62,581.20 : x
  2. Step 2: Convert to fraction form
    110,337.99/152,283.41 = 62,581.20/x
  3. Step 3: Cross multiply
    110,337.99x = 152,283.41 × 62,581.20
  4. Step 4: Simplify right side
    110,337.99x = 9,530,078,537.89
  5. Step 5: Solve for x
    x = 9,530,078,537.89/110,337.99
  6. Step 6: Final answer
    x = 86,371.69

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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.