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Finding the Fourth Proportional to 49,894.72, 74,842.08 and 14,834.32

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Solution

The fourth proportional to 49,894.72, 74,842.08 and 14,834.32 is: 22,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.72 : 74,842.08 = 14,834.32 : x
  2. Step 2: Convert to fraction form
    49,894.72/74,842.08 = 14,834.32/x
  3. Step 3: Cross multiply
    49,894.72x = 74,842.08 × 14,834.32
  4. Step 4: Simplify right side
    49,894.72x = 1,110,231,364.19
  5. Step 5: Solve for x
    x = 1,110,231,364.19/49,894.72
  6. Step 6: Final answer
    x = 22,251.48

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1.5x scale

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.