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Finding the Fourth Proportional to 63,570.60, 87,717.51 and 36,707.94

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Solution

The fourth proportional to 63,570.60, 87,717.51 and 36,707.94 is: 50,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,570.60 : 87,717.51 = 36,707.94 : x
  2. Step 2: Convert to fraction form
    63,570.60/87,717.51 = 36,707.94/x
  3. Step 3: Cross multiply
    63,570.60x = 87,717.51 × 36,707.94
  4. Step 4: Simplify right side
    63,570.60x = 3,219,929,094.03
  5. Step 5: Solve for x
    x = 3,219,929,094.03/63,570.60
  6. Step 6: Final answer
    x = 50,651.23

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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.