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Finding the Fourth Proportional to 245,249.64, 367,870.82 and 67,752.72

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Solution

The fourth proportional to 245,249.64, 367,870.82 and 67,752.72 is: 101,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,249.64 : 367,870.82 = 67,752.72 : x
  2. Step 2: Convert to fraction form
    245,249.64/367,870.82 = 67,752.72/x
  3. Step 3: Cross multiply
    245,249.64x = 367,870.82 × 67,752.72
  4. Step 4: Simplify right side
    245,249.64x = 24,924,248,663.63
  5. Step 5: Solve for x
    x = 24,924,248,663.63/245,249.64
  6. Step 6: Final answer
    x = 101,628.07

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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.