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Finding the Fourth Proportional to 24,945.78, 37,417.94 and 7,415.94

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Solution

The fourth proportional to 24,945.78, 37,417.94 and 7,415.94 is: 11,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.78 : 37,417.94 = 7,415.94 : x
  2. Step 2: Convert to fraction form
    24,945.78/37,417.94 = 7,415.94/x
  3. Step 3: Cross multiply
    24,945.78x = 37,417.94 × 7,415.94
  4. Step 4: Simplify right side
    24,945.78x = 277,489,197.96
  5. Step 5: Solve for x
    x = 277,489,197.96/24,945.78
  6. Step 6: Final answer
    x = 11,123.69

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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.