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Finding the Fourth Proportional to 37,302.99, 55,938.07 and 19,768.71

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Solution

The fourth proportional to 37,302.99, 55,938.07 and 19,768.71 is: 29,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.99 : 55,938.07 = 19,768.71 : x
  2. Step 2: Convert to fraction form
    37,302.99/55,938.07 = 19,768.71/x
  3. Step 3: Cross multiply
    37,302.99x = 55,938.07 × 19,768.71
  4. Step 4: Simplify right side
    37,302.99x = 1,105,823,434.37
  5. Step 5: Solve for x
    x = 1,105,823,434.37/37,302.99
  6. Step 6: Final answer
    x = 29,644.36

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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.