Home / 166,657.24-229,987.74-91,205.56

Finding the Fourth Proportional to 166,657.24, 229,987.74 and 91,205.56

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Solution

The fourth proportional to 166,657.24, 229,987.74 and 91,205.56 is: 125,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,657.24 : 229,987.74 = 91,205.56 : x
  2. Step 2: Convert to fraction form
    166,657.24/229,987.74 = 91,205.56/x
  3. Step 3: Cross multiply
    166,657.24x = 229,987.74 × 91,205.56
  4. Step 4: Simplify right side
    166,657.24x = 20,976,160,619.83
  5. Step 5: Solve for x
    x = 20,976,160,619.83/166,657.24
  6. Step 6: Final answer
    x = 125,864.08

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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.