Home / 67,192.58-92,726.46-38,511.62

Finding the Fourth Proportional to 67,192.58, 92,726.46 and 38,511.62

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Solution

The fourth proportional to 67,192.58, 92,726.46 and 38,511.62 is: 53,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,192.58 : 92,726.46 = 38,511.62 : x
  2. Step 2: Convert to fraction form
    67,192.58/92,726.46 = 38,511.62/x
  3. Step 3: Cross multiply
    67,192.58x = 92,726.46 × 38,511.62
  4. Step 4: Simplify right side
    67,192.58x = 3,571,045,998.91
  5. Step 5: Solve for x
    x = 3,571,045,998.91/67,192.58
  6. Step 6: Final answer
    x = 53,146.44

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1.5x scale

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.