Home / 40,899.93-61,351.26-11,315.29

Finding the Fourth Proportional to 40,899.93, 61,351.26 and 11,315.29

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Solution

The fourth proportional to 40,899.93, 61,351.26 and 11,315.29 is: 16,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.93 : 61,351.26 = 11,315.29 : x
  2. Step 2: Convert to fraction form
    40,899.93/61,351.26 = 11,315.29/x
  3. Step 3: Cross multiply
    40,899.93x = 61,351.26 × 11,315.29
  4. Step 4: Simplify right side
    40,899.93x = 694,207,298.77
  5. Step 5: Solve for x
    x = 694,207,298.77/40,899.93
  6. Step 6: Final answer
    x = 16,973.31

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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.