Home / 67,150.69-92,669.70-36,936.79

Finding the Fourth Proportional to 67,150.69, 92,669.70 and 36,936.79

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Solution

The fourth proportional to 67,150.69, 92,669.70 and 36,936.79 is: 50,973.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,150.69 : 92,669.70 = 36,936.79 : x
  2. Step 2: Convert to fraction form
    67,150.69/92,669.70 = 36,936.79/x
  3. Step 3: Cross multiply
    67,150.69x = 92,669.70 × 36,936.79
  4. Step 4: Simplify right side
    67,150.69x = 3,422,921,248.26
  5. Step 5: Solve for x
    x = 3,422,921,248.26/67,150.69
  6. Step 6: Final answer
    x = 50,973.73

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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.