Home / 67,553.43-93,231.63-56,202.90

Finding the Fourth Proportional to 67,553.43, 93,231.63 and 56,202.90

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Solution

The fourth proportional to 67,553.43, 93,231.63 and 56,202.90 is: 77,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,553.43 : 93,231.63 = 56,202.90 : x
  2. Step 2: Convert to fraction form
    67,553.43/93,231.63 = 56,202.90/x
  3. Step 3: Cross multiply
    67,553.43x = 93,231.63 × 56,202.90
  4. Step 4: Simplify right side
    67,553.43x = 5,239,887,977.73
  5. Step 5: Solve for x
    x = 5,239,887,977.73/67,553.43
  6. Step 6: Final answer
    x = 77,566.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.