Home / 67,390.11-92,997.20-37,178.33

Finding the Fourth Proportional to 67,390.11, 92,997.20 and 37,178.33

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Solution

The fourth proportional to 67,390.11, 92,997.20 and 37,178.33 is: 51,305.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,390.11 : 92,997.20 = 37,178.33 : x
  2. Step 2: Convert to fraction form
    67,390.11/92,997.20 = 37,178.33/x
  3. Step 3: Cross multiply
    67,390.11x = 92,997.20 × 37,178.33
  4. Step 4: Simplify right side
    67,390.11x = 3,457,480,218.64
  5. Step 5: Solve for x
    x = 3,457,480,218.64/67,390.11
  6. Step 6: Final answer
    x = 51,305.45

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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.