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Finding the Fourth Proportional to 53,498.92, 80,371.41 and 37,740.22

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Solution

The fourth proportional to 53,498.92, 80,371.41 and 37,740.22 is: 56,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.92 : 80,371.41 = 37,740.22 : x
  2. Step 2: Convert to fraction form
    53,498.92/80,371.41 = 37,740.22/x
  3. Step 3: Cross multiply
    53,498.92x = 80,371.41 × 37,740.22
  4. Step 4: Simplify right side
    53,498.92x = 3,033,234,695.11
  5. Step 5: Solve for x
    x = 3,033,234,695.11/53,498.92
  6. Step 6: Final answer
    x = 56,697.12

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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.