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Finding the Fourth Proportional to 37,398.96, 55,733.90 and 36,319.43

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Solution

The fourth proportional to 37,398.96, 55,733.90 and 36,319.43 is: 54,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.96 : 55,733.90 = 36,319.43 : x
  2. Step 2: Convert to fraction form
    37,398.96/55,733.90 = 36,319.43/x
  3. Step 3: Cross multiply
    37,398.96x = 55,733.90 × 36,319.43
  4. Step 4: Simplify right side
    37,398.96x = 2,024,223,437.41
  5. Step 5: Solve for x
    x = 2,024,223,437.41/37,398.96
  6. Step 6: Final answer
    x = 54,125.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.