Home / 166,257.18-229,425.42-98,280.45

Finding the Fourth Proportional to 166,257.18, 229,425.42 and 98,280.45

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Solution

The fourth proportional to 166,257.18, 229,425.42 and 98,280.45 is: 135,621.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,257.18 : 229,425.42 = 98,280.45 : x
  2. Step 2: Convert to fraction form
    166,257.18/229,425.42 = 98,280.45/x
  3. Step 3: Cross multiply
    166,257.18x = 229,425.42 × 98,280.45
  4. Step 4: Simplify right side
    166,257.18x = 22,548,033,519.04
  5. Step 5: Solve for x
    x = 22,548,033,519.04/166,257.18
  6. Step 6: Final answer
    x = 135,621.41

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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.