Home / 37,712.52-52,044.88-20,945.52

Finding the Fourth Proportional to 37,712.52, 52,044.88 and 20,945.52

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Solution

The fourth proportional to 37,712.52, 52,044.88 and 20,945.52 is: 28,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.52 : 52,044.88 = 20,945.52 : x
  2. Step 2: Convert to fraction form
    37,712.52/52,044.88 = 20,945.52/x
  3. Step 3: Cross multiply
    37,712.52x = 52,044.88 × 20,945.52
  4. Step 4: Simplify right side
    37,712.52x = 1,090,107,074.94
  5. Step 5: Solve for x
    x = 1,090,107,074.94/37,712.52
  6. Step 6: Final answer
    x = 28,905.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.