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Finding the Fourth Proportional to 63,368.76, 87,458.10 and 36,506.04

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Solution

The fourth proportional to 63,368.76, 87,458.10 and 36,506.04 is: 50,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368.76 : 87,458.10 = 36,506.04 : x
  2. Step 2: Convert to fraction form
    63,368.76/87,458.10 = 36,506.04/x
  3. Step 3: Cross multiply
    63,368.76x = 87,458.10 × 36,506.04
  4. Step 4: Simplify right side
    63,368.76x = 3,192,748,896.92
  5. Step 5: Solve for x
    x = 3,192,748,896.92/63,368.76
  6. Step 6: Final answer
    x = 50,383.64

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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.