Home / 166,774.52-230,148.92-90,293.64

Finding the Fourth Proportional to 166,774.52, 230,148.92 and 90,293.64

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Solution

The fourth proportional to 166,774.52, 230,148.92 and 90,293.64 is: 124,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,774.52 : 230,148.92 = 90,293.64 : x
  2. Step 2: Convert to fraction form
    166,774.52/230,148.92 = 90,293.64/x
  3. Step 3: Cross multiply
    166,774.52x = 230,148.92 × 90,293.64
  4. Step 4: Simplify right side
    166,774.52x = 20,780,983,728.87
  5. Step 5: Solve for x
    x = 20,780,983,728.87/166,774.52
  6. Step 6: Final answer
    x = 124,605.27

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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.