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Finding the Fourth Proportional to 24,917.40, 37,400.40 and 19,430.40

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Solution

The fourth proportional to 24,917.40, 37,400.40 and 19,430.40 is: 29,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,917.40 : 37,400.40 = 19,430.40 : x
  2. Step 2: Convert to fraction form
    24,917.40/37,400.40 = 19,430.40/x
  3. Step 3: Cross multiply
    24,917.40x = 37,400.40 × 19,430.40
  4. Step 4: Simplify right side
    24,917.40x = 726,704,732.16
  5. Step 5: Solve for x
    x = 726,704,732.16/24,917.40
  6. Step 6: Final answer
    x = 29,164.55

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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.