Home / 166,741.44-230,108.80-91,291.52

Finding the Fourth Proportional to 166,741.44, 230,108.80 and 91,291.52

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Solution

The fourth proportional to 166,741.44, 230,108.80 and 91,291.52 is: 125,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,741.44 : 230,108.80 = 91,291.52 : x
  2. Step 2: Convert to fraction form
    166,741.44/230,108.80 = 91,291.52/x
  3. Step 3: Cross multiply
    166,741.44x = 230,108.80 × 91,291.52
  4. Step 4: Simplify right side
    166,741.44x = 21,006,982,117.38
  5. Step 5: Solve for x
    x = 21,006,982,117.38/166,741.44
  6. Step 6: Final answer
    x = 125,985.37

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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.