Home / 66,727.19-92,079.59-36,506.50

Finding the Fourth Proportional to 66,727.19, 92,079.59 and 36,506.50

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Solution

The fourth proportional to 66,727.19, 92,079.59 and 36,506.50 is: 50,376.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,727.19 : 92,079.59 = 36,506.50 : x
  2. Step 2: Convert to fraction form
    66,727.19/92,079.59 = 36,506.50/x
  3. Step 3: Cross multiply
    66,727.19x = 92,079.59 × 36,506.50
  4. Step 4: Simplify right side
    66,727.19x = 3,361,503,139.60
  5. Step 5: Solve for x
    x = 3,361,503,139.60/66,727.19
  6. Step 6: Final answer
    x = 50,376.81

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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.