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Finding the Fourth Proportional to 110,858.60, 152,983.88 and 60,556.52

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Solution

The fourth proportional to 110,858.60, 152,983.88 and 60,556.52 is: 83,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,858.60 : 152,983.88 = 60,556.52 : x
  2. Step 2: Convert to fraction form
    110,858.60/152,983.88 = 60,556.52/x
  3. Step 3: Cross multiply
    110,858.60x = 152,983.88 × 60,556.52
  4. Step 4: Simplify right side
    110,858.60x = 9,264,171,388.90
  5. Step 5: Solve for x
    x = 9,264,171,388.90/110,858.60
  6. Step 6: Final answer
    x = 83,567.46

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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.