Home / 67,120.06-92,625.75-36,905.89

Finding the Fourth Proportional to 67,120.06, 92,625.75 and 36,905.89

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Solution

The fourth proportional to 67,120.06, 92,625.75 and 36,905.89 is: 50,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.06 : 92,625.75 = 36,905.89 : x
  2. Step 2: Convert to fraction form
    67,120.06/92,625.75 = 36,905.89/x
  3. Step 3: Cross multiply
    67,120.06x = 92,625.75 × 36,905.89
  4. Step 4: Simplify right side
    67,120.06x = 3,418,435,740.67
  5. Step 5: Solve for x
    x = 3,418,435,740.67/67,120.06
  6. Step 6: Final answer
    x = 50,930.17

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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.