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Finding the Fourth Proportional to 49,894.87, 74,788.74 and 24,885.51

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Solution

The fourth proportional to 49,894.87, 74,788.74 and 24,885.51 is: 37,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.87 : 74,788.74 = 24,885.51 : x
  2. Step 2: Convert to fraction form
    49,894.87/74,788.74 = 24,885.51/x
  3. Step 3: Cross multiply
    49,894.87x = 74,788.74 × 24,885.51
  4. Step 4: Simplify right side
    49,894.87x = 1,861,155,937.16
  5. Step 5: Solve for x
    x = 1,861,155,937.16/49,894.87
  6. Step 6: Final answer
    x = 37,301.55

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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.