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Finding the Fourth Proportional to 63,794.40, 88,030.54 and 36,938.72

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Solution

The fourth proportional to 63,794.40, 88,030.54 and 36,938.72 is: 50,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,794.40 : 88,030.54 = 36,938.72 : x
  2. Step 2: Convert to fraction form
    63,794.40/88,030.54 = 36,938.72/x
  3. Step 3: Cross multiply
    63,794.40x = 88,030.54 × 36,938.72
  4. Step 4: Simplify right side
    63,794.40x = 3,251,735,468.51
  5. Step 5: Solve for x
    x = 3,251,735,468.51/63,794.40
  6. Step 6: Final answer
    x = 50,972.11

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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.