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Finding the Fourth Proportional to 176,859.60, 265,198.20 and 52,184.40

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Solution

The fourth proportional to 176,859.60, 265,198.20 and 52,184.40 is: 78,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,859.60 : 265,198.20 = 52,184.40 : x
  2. Step 2: Convert to fraction form
    176,859.60/265,198.20 = 52,184.40/x
  3. Step 3: Cross multiply
    176,859.60x = 265,198.20 × 52,184.40
  4. Step 4: Simplify right side
    176,859.60x = 13,839,208,948.08
  5. Step 5: Solve for x
    x = 13,839,208,948.08/176,859.60
  6. Step 6: Final answer
    x = 78,249.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.