Home / 40,961.55-61,442.29-23,419.07

Finding the Fourth Proportional to 40,961.55, 61,442.29 and 23,419.07

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Solution

The fourth proportional to 40,961.55, 61,442.29 and 23,419.07 is: 35,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961.55 : 61,442.29 = 23,419.07 : x
  2. Step 2: Convert to fraction form
    40,961.55/61,442.29 = 23,419.07/x
  3. Step 3: Cross multiply
    40,961.55x = 61,442.29 × 23,419.07
  4. Step 4: Simplify right side
    40,961.55x = 1,438,921,502.62
  5. Step 5: Solve for x
    x = 1,438,921,502.62/40,961.55
  6. Step 6: Final answer
    x = 35,128.59

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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.