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Finding the Fourth Proportional to 110,562.82, 152,580.81 and 62,824.26

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Solution

The fourth proportional to 110,562.82, 152,580.81 and 62,824.26 is: 86,699.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,562.82 : 152,580.81 = 62,824.26 : x
  2. Step 2: Convert to fraction form
    110,562.82/152,580.81 = 62,824.26/x
  3. Step 3: Cross multiply
    110,562.82x = 152,580.81 × 62,824.26
  4. Step 4: Simplify right side
    110,562.82x = 9,585,776,478.45
  5. Step 5: Solve for x
    x = 9,585,776,478.45/110,562.82
  6. Step 6: Final answer
    x = 86,699.82

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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.