Home / 67,027.05-92,491.54-38,340.90

Finding the Fourth Proportional to 67,027.05, 92,491.54 and 38,340.90

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Solution

The fourth proportional to 67,027.05, 92,491.54 and 38,340.90 is: 52,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027.05 : 92,491.54 = 38,340.90 : x
  2. Step 2: Convert to fraction form
    67,027.05/92,491.54 = 38,340.90/x
  3. Step 3: Cross multiply
    67,027.05x = 92,491.54 × 38,340.90
  4. Step 4: Simplify right side
    67,027.05x = 3,546,208,790.13
  5. Step 5: Solve for x
    x = 3,546,208,790.13/67,027.05
  6. Step 6: Final answer
    x = 52,907.13

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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.