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Finding the Fourth Proportional to 16,580.70, 24,834.60 and 9,995.40

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Solution

The fourth proportional to 16,580.70, 24,834.60 and 9,995.40 is: 14,971.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.70 : 24,834.60 = 9,995.40 : x
  2. Step 2: Convert to fraction form
    16,580.70/24,834.60 = 9,995.40/x
  3. Step 3: Cross multiply
    16,580.70x = 24,834.60 × 9,995.40
  4. Step 4: Simplify right side
    16,580.70x = 248,231,760.84
  5. Step 5: Solve for x
    x = 248,231,760.84/16,580.70
  6. Step 6: Final answer
    x = 14,971.13

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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.