Home / 40,916.78-61,368.33-11,337.60

Finding the Fourth Proportional to 40,916.78, 61,368.33 and 11,337.60

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Solution

The fourth proportional to 40,916.78, 61,368.33 and 11,337.60 is: 17,004.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,916.78 : 61,368.33 = 11,337.60 : x
  2. Step 2: Convert to fraction form
    40,916.78/61,368.33 = 11,337.60/x
  3. Step 3: Cross multiply
    40,916.78x = 61,368.33 × 11,337.60
  4. Step 4: Simplify right side
    40,916.78x = 695,769,850.86
  5. Step 5: Solve for x
    x = 695,769,850.86/40,916.78
  6. Step 6: Final answer
    x = 17,004.51

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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.