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Finding the Fourth Proportional to 110,568.99, 152,585.25 and 62,822.40

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Solution

The fourth proportional to 110,568.99, 152,585.25 and 62,822.40 is: 86,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,568.99 : 152,585.25 = 62,822.40 : x
  2. Step 2: Convert to fraction form
    110,568.99/152,585.25 = 62,822.40/x
  3. Step 3: Cross multiply
    110,568.99x = 152,585.25 × 62,822.40
  4. Step 4: Simplify right side
    110,568.99x = 9,585,771,609.60
  5. Step 5: Solve for x
    x = 9,585,771,609.60/110,568.99
  6. Step 6: Final answer
    x = 86,694.94

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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.