Home / 75,985.24-114,000.90-53,841.52

Finding the Fourth Proportional to 75,985.24, 114,000.90 and 53,841.52

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Solution

The fourth proportional to 75,985.24, 114,000.90 and 53,841.52 is: 80,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,985.24 : 114,000.90 = 53,841.52 : x
  2. Step 2: Convert to fraction form
    75,985.24/114,000.90 = 53,841.52/x
  3. Step 3: Cross multiply
    75,985.24x = 114,000.90 × 53,841.52
  4. Step 4: Simplify right side
    75,985.24x = 6,137,981,737.37
  5. Step 5: Solve for x
    x = 6,137,981,737.37/75,985.24
  6. Step 6: Final answer
    x = 80,778.61

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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.