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Finding the Fourth Proportional to 174,524, 240,843.60 and 99,084.32

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Solution

The fourth proportional to 174,524, 240,843.60 and 99,084.32 is: 136,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,524 : 240,843.60 = 99,084.32 : x
  2. Step 2: Convert to fraction form
    174,524/240,843.60 = 99,084.32/x
  3. Step 3: Cross multiply
    174,524x = 240,843.60 × 99,084.32
  4. Step 4: Simplify right side
    174,524x = 23,863,824,332.35
  5. Step 5: Solve for x
    x = 23,863,824,332.35/174,524
  6. Step 6: Final answer
    x = 136,736.63

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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.