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Finding the Fourth Proportional to 38,570.88, 57,856.32 and 36,600.96

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Solution

The fourth proportional to 38,570.88, 57,856.32 and 36,600.96 is: 54,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.88 : 57,856.32 = 36,600.96 : x
  2. Step 2: Convert to fraction form
    38,570.88/57,856.32 = 36,600.96/x
  3. Step 3: Cross multiply
    38,570.88x = 57,856.32 × 36,600.96
  4. Step 4: Simplify right side
    38,570.88x = 2,117,596,854.07
  5. Step 5: Solve for x
    x = 2,117,596,854.07/38,570.88
  6. Step 6: Final answer
    x = 54,901.44

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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.