Home / 67,680.06-101,485.04-36,081.63

Finding the Fourth Proportional to 67,680.06, 101,485.04 and 36,081.63

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Solution

The fourth proportional to 67,680.06, 101,485.04 and 36,081.63 is: 54,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,680.06 : 101,485.04 = 36,081.63 : x
  2. Step 2: Convert to fraction form
    67,680.06/101,485.04 = 36,081.63/x
  3. Step 3: Cross multiply
    67,680.06x = 101,485.04 × 36,081.63
  4. Step 4: Simplify right side
    67,680.06x = 3,661,745,483.41
  5. Step 5: Solve for x
    x = 3,661,745,483.41/67,680.06
  6. Step 6: Final answer
    x = 54,103.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.