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Finding the Fourth Proportional to 110,553.76, 152,567.76 and 62,806.24

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Solution

The fourth proportional to 110,553.76, 152,567.76 and 62,806.24 is: 86,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,553.76 : 152,567.76 = 62,806.24 : x
  2. Step 2: Convert to fraction form
    110,553.76/152,567.76 = 62,806.24/x
  3. Step 3: Cross multiply
    110,553.76x = 152,567.76 × 62,806.24
  4. Step 4: Simplify right side
    110,553.76x = 9,582,207,350.82
  5. Step 5: Solve for x
    x = 9,582,207,350.82/110,553.76
  6. Step 6: Final answer
    x = 86,674.64

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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.