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Finding the Fourth Proportional to 18,060.95, 24,924.18 and 10,103.18

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Solution

The fourth proportional to 18,060.95, 24,924.18 and 10,103.18 is: 13,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.95 : 24,924.18 = 10,103.18 : x
  2. Step 2: Convert to fraction form
    18,060.95/24,924.18 = 10,103.18/x
  3. Step 3: Cross multiply
    18,060.95x = 24,924.18 × 10,103.18
  4. Step 4: Simplify right side
    18,060.95x = 251,813,501.94
  5. Step 5: Solve for x
    x = 251,813,501.94/18,060.95
  6. Step 6: Final answer
    x = 13,942.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.