Home / 74,488.85-102,794.60-40,954.85

Finding the Fourth Proportional to 74,488.85, 102,794.60 and 40,954.85

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Solution

The fourth proportional to 74,488.85, 102,794.60 and 40,954.85 is: 56,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488.85 : 102,794.60 = 40,954.85 : x
  2. Step 2: Convert to fraction form
    74,488.85/102,794.60 = 40,954.85/x
  3. Step 3: Cross multiply
    74,488.85x = 102,794.60 × 40,954.85
  4. Step 4: Simplify right side
    74,488.85x = 4,209,937,423.81
  5. Step 5: Solve for x
    x = 4,209,937,423.81/74,488.85
  6. Step 6: Final answer
    x = 56,517.69

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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.