Home / 67,117.05-92,620.31-36,902.03

Finding the Fourth Proportional to 67,117.05, 92,620.31 and 36,902.03

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Solution

The fourth proportional to 67,117.05, 92,620.31 and 36,902.03 is: 50,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,117.05 : 92,620.31 = 36,902.03 : x
  2. Step 2: Convert to fraction form
    67,117.05/92,620.31 = 36,902.03/x
  3. Step 3: Cross multiply
    67,117.05x = 92,620.31 × 36,902.03
  4. Step 4: Simplify right side
    67,117.05x = 3,417,876,810.62
  5. Step 5: Solve for x
    x = 3,417,876,810.62/67,117.05
  6. Step 6: Final answer
    x = 50,924.12

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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.