Home / 166,427.97-229,670.61-89,946.84

Finding the Fourth Proportional to 166,427.97, 229,670.61 and 89,946.84

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Solution

The fourth proportional to 166,427.97, 229,670.61 and 89,946.84 is: 124,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,427.97 : 229,670.61 = 89,946.84 : x
  2. Step 2: Convert to fraction form
    166,427.97/229,670.61 = 89,946.84/x
  3. Step 3: Cross multiply
    166,427.97x = 229,670.61 × 89,946.84
  4. Step 4: Simplify right side
    166,427.97x = 20,658,145,610.37
  5. Step 5: Solve for x
    x = 20,658,145,610.37/166,427.97
  6. Step 6: Final answer
    x = 124,126.65

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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.