Home / 166,773.07-230,146.88-90,292.15

Finding the Fourth Proportional to 166,773.07, 230,146.88 and 90,292.15

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Solution

The fourth proportional to 166,773.07, 230,146.88 and 90,292.15 is: 124,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,773.07 : 230,146.88 = 90,292.15 : x
  2. Step 2: Convert to fraction form
    166,773.07/230,146.88 = 90,292.15/x
  3. Step 3: Cross multiply
    166,773.07x = 230,146.88 × 90,292.15
  4. Step 4: Simplify right side
    166,773.07x = 20,780,456,610.99
  5. Step 5: Solve for x
    x = 20,780,456,610.99/166,773.07
  6. Step 6: Final answer
    x = 124,603.19

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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.