Home / 51,247.15-76,899.92-40,924.51

Finding the Fourth Proportional to 51,247.15, 76,899.92 and 40,924.51

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Solution

The fourth proportional to 51,247.15, 76,899.92 and 40,924.51 is: 61,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,247.15 : 76,899.92 = 40,924.51 : x
  2. Step 2: Convert to fraction form
    51,247.15/76,899.92 = 40,924.51/x
  3. Step 3: Cross multiply
    51,247.15x = 76,899.92 × 40,924.51
  4. Step 4: Simplify right side
    51,247.15x = 3,147,091,148.17
  5. Step 5: Solve for x
    x = 3,147,091,148.17/51,247.15
  6. Step 6: Final answer
    x = 61,410.07

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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.