Home / 222,084.94-306,485.15-126,576.22

Finding the Fourth Proportional to 222,084.94, 306,485.15 and 126,576.22

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Solution

The fourth proportional to 222,084.94, 306,485.15 and 126,576.22 is: 174,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,084.94 : 306,485.15 = 126,576.22 : x
  2. Step 2: Convert to fraction form
    222,084.94/306,485.15 = 126,576.22/x
  3. Step 3: Cross multiply
    222,084.94x = 306,485.15 × 126,576.22
  4. Step 4: Simplify right side
    222,084.94x = 38,793,731,773.13
  5. Step 5: Solve for x
    x = 38,793,731,773.13/222,084.94
  6. Step 6: Final answer
    x = 174,679.70

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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.