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Finding the Fourth Proportional to 48,834.80, 73,252.12 and 11,898.80

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Solution

The fourth proportional to 48,834.80, 73,252.12 and 11,898.80 is: 17,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,834.80 : 73,252.12 = 11,898.80 : x
  2. Step 2: Convert to fraction form
    48,834.80/73,252.12 = 11,898.80/x
  3. Step 3: Cross multiply
    48,834.80x = 73,252.12 × 11,898.80
  4. Step 4: Simplify right side
    48,834.80x = 871,612,325.46
  5. Step 5: Solve for x
    x = 871,612,325.46/48,834.80
  6. Step 6: Final answer
    x = 17,848.18

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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.