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Finding the Fourth Proportional to 37,107.92, 55,681.02 and 17,388.47

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Solution

The fourth proportional to 37,107.92, 55,681.02 and 17,388.47 is: 26,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,107.92 : 55,681.02 = 17,388.47 : x
  2. Step 2: Convert to fraction form
    37,107.92/55,681.02 = 17,388.47/x
  3. Step 3: Cross multiply
    37,107.92x = 55,681.02 × 17,388.47
  4. Step 4: Simplify right side
    37,107.92x = 968,207,885.04
  5. Step 5: Solve for x
    x = 968,207,885.04/37,107.92
  6. Step 6: Final answer
    x = 26,091.68

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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.