Home / 40,919.70-61,372.60-11,330.62

Finding the Fourth Proportional to 40,919.70, 61,372.60 and 11,330.62

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Solution

The fourth proportional to 40,919.70, 61,372.60 and 11,330.62 is: 16,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,919.70 : 61,372.60 = 11,330.62 : x
  2. Step 2: Convert to fraction form
    40,919.70/61,372.60 = 11,330.62/x
  3. Step 3: Cross multiply
    40,919.70x = 61,372.60 × 11,330.62
  4. Step 4: Simplify right side
    40,919.70x = 695,389,490.99
  5. Step 5: Solve for x
    x = 695,389,490.99/40,919.70
  6. Step 6: Final answer
    x = 16,994.00

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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.