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Finding the Fourth Proportional to 63,573.95, 87,736.16 and 36,717.59

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Solution

The fourth proportional to 63,573.95, 87,736.16 and 36,717.59 is: 50,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,573.95 : 87,736.16 = 36,717.59 : x
  2. Step 2: Convert to fraction form
    63,573.95/87,736.16 = 36,717.59/x
  3. Step 3: Cross multiply
    63,573.95x = 87,736.16 × 36,717.59
  4. Step 4: Simplify right side
    63,573.95x = 3,221,460,351.05
  5. Step 5: Solve for x
    x = 3,221,460,351.05/63,573.95
  6. Step 6: Final answer
    x = 50,672.65

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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.