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Finding the Fourth Proportional to 174,978.87, 241,478.70 and 98,524.26

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Solution

The fourth proportional to 174,978.87, 241,478.70 and 98,524.26 is: 135,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,978.87 : 241,478.70 = 98,524.26 : x
  2. Step 2: Convert to fraction form
    174,978.87/241,478.70 = 98,524.26/x
  3. Step 3: Cross multiply
    174,978.87x = 241,478.70 × 98,524.26
  4. Step 4: Simplify right side
    174,978.87x = 23,791,510,223.26
  5. Step 5: Solve for x
    x = 23,791,510,223.26/174,978.87
  6. Step 6: Final answer
    x = 135,967.90

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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.