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Finding the Fourth Proportional to 82,424.70, 123,624.90 and 23,266.35

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Solution

The fourth proportional to 82,424.70, 123,624.90 and 23,266.35 is: 34,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,424.70 : 123,624.90 = 23,266.35 : x
  2. Step 2: Convert to fraction form
    82,424.70/123,624.90 = 23,266.35/x
  3. Step 3: Cross multiply
    82,424.70x = 123,624.90 × 23,266.35
  4. Step 4: Simplify right side
    82,424.70x = 2,876,300,192.12
  5. Step 5: Solve for x
    x = 2,876,300,192.12/82,424.70
  6. Step 6: Final answer
    x = 34,896.10

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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.