Home / 166,632.06-229,951.64-90,151.36

Finding the Fourth Proportional to 166,632.06, 229,951.64 and 90,151.36

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Solution

The fourth proportional to 166,632.06, 229,951.64 and 90,151.36 is: 124,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,632.06 : 229,951.64 = 90,151.36 : x
  2. Step 2: Convert to fraction form
    166,632.06/229,951.64 = 90,151.36/x
  3. Step 3: Cross multiply
    166,632.06x = 229,951.64 × 90,151.36
  4. Step 4: Simplify right side
    166,632.06x = 20,730,453,080.23
  5. Step 5: Solve for x
    x = 20,730,453,080.23/166,632.06
  6. Step 6: Final answer
    x = 124,408.55

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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.