Home / 71,188.94-106,977.36-37,932.74

Finding the Fourth Proportional to 71,188.94, 106,977.36 and 37,932.74

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Solution

The fourth proportional to 71,188.94, 106,977.36 and 37,932.74 is: 57,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,188.94 : 106,977.36 = 37,932.74 : x
  2. Step 2: Convert to fraction form
    71,188.94/106,977.36 = 37,932.74/x
  3. Step 3: Cross multiply
    71,188.94x = 106,977.36 × 37,932.74
  4. Step 4: Simplify right side
    71,188.94x = 4,057,944,382.77
  5. Step 5: Solve for x
    x = 4,057,944,382.77/71,188.94
  6. Step 6: Final answer
    x = 57,002.46

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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.