Home / 74,636.39-111,854.52-36,627.55

Finding the Fourth Proportional to 74,636.39, 111,854.52 and 36,627.55

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Solution

The fourth proportional to 74,636.39, 111,854.52 and 36,627.55 is: 54,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,636.39 : 111,854.52 = 36,627.55 : x
  2. Step 2: Convert to fraction form
    74,636.39/111,854.52 = 36,627.55/x
  3. Step 3: Cross multiply
    74,636.39x = 111,854.52 × 36,627.55
  4. Step 4: Simplify right side
    74,636.39x = 4,096,956,744.39
  5. Step 5: Solve for x
    x = 4,096,956,744.39/74,636.39
  6. Step 6: Final answer
    x = 54,892.21

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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.