Home / 166,020.91-229,107.80-94,400.93

Finding the Fourth Proportional to 166,020.91, 229,107.80 and 94,400.93

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Solution

The fourth proportional to 166,020.91, 229,107.80 and 94,400.93 is: 130,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,020.91 : 229,107.80 = 94,400.93 : x
  2. Step 2: Convert to fraction form
    166,020.91/229,107.80 = 94,400.93/x
  3. Step 3: Cross multiply
    166,020.91x = 229,107.80 × 94,400.93
  4. Step 4: Simplify right side
    166,020.91x = 21,627,989,390.25
  5. Step 5: Solve for x
    x = 21,627,989,390.25/166,020.91
  6. Step 6: Final answer
    x = 130,272.68

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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.