Home / 75,990.24-114,008.40-53,846.52

Finding the Fourth Proportional to 75,990.24, 114,008.40 and 53,846.52

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Solution

The fourth proportional to 75,990.24, 114,008.40 and 53,846.52 is: 80,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,990.24 : 114,008.40 = 53,846.52 : x
  2. Step 2: Convert to fraction form
    75,990.24/114,008.40 = 53,846.52/x
  3. Step 3: Cross multiply
    75,990.24x = 114,008.40 × 53,846.52
  4. Step 4: Simplify right side
    75,990.24x = 6,138,955,590.77
  5. Step 5: Solve for x
    x = 6,138,955,590.77/75,990.24
  6. Step 6: Final answer
    x = 80,786.11

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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.