Home / 67,120.31-92,624.06-36,905.60

Finding the Fourth Proportional to 67,120.31, 92,624.06 and 36,905.60

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Solution

The fourth proportional to 67,120.31, 92,624.06 and 36,905.60 is: 50,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.31 : 92,624.06 = 36,905.60 : x
  2. Step 2: Convert to fraction form
    67,120.31/92,624.06 = 36,905.60/x
  3. Step 3: Cross multiply
    67,120.31x = 92,624.06 × 36,905.60
  4. Step 4: Simplify right side
    67,120.31x = 3,418,346,508.74
  5. Step 5: Solve for x
    x = 3,418,346,508.74/67,120.31
  6. Step 6: Final answer
    x = 50,928.65

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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.