Home / 41,111.12-61,490.90-34,315.36

Finding the Fourth Proportional to 41,111.12, 61,490.90 and 34,315.36

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Solution

The fourth proportional to 41,111.12, 61,490.90 and 34,315.36 is: 51,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.12 : 61,490.90 = 34,315.36 : x
  2. Step 2: Convert to fraction form
    41,111.12/61,490.90 = 34,315.36/x
  3. Step 3: Cross multiply
    41,111.12x = 61,490.90 × 34,315.36
  4. Step 4: Simplify right side
    41,111.12x = 2,110,082,370.22
  5. Step 5: Solve for x
    x = 2,110,082,370.22/41,111.12
  6. Step 6: Final answer
    x = 51,326.32

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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.