Home / 166,955.31-250,444.55-67,115.55

Finding the Fourth Proportional to 166,955.31, 250,444.55 and 67,115.55

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Solution

The fourth proportional to 166,955.31, 250,444.55 and 67,115.55 is: 100,677.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,955.31 : 250,444.55 = 67,115.55 : x
  2. Step 2: Convert to fraction form
    166,955.31/250,444.55 = 67,115.55/x
  3. Step 3: Cross multiply
    166,955.31x = 250,444.55 × 67,115.55
  4. Step 4: Simplify right side
    166,955.31x = 16,808,723,382.17
  5. Step 5: Solve for x
    x = 16,808,723,382.17/166,955.31
  6. Step 6: Final answer
    x = 100,677.98

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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.