Home / 166,927.58-230,359.70-90,448.76

Finding the Fourth Proportional to 166,927.58, 230,359.70 and 90,448.76

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Solution

The fourth proportional to 166,927.58, 230,359.70 and 90,448.76 is: 124,819.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,927.58 : 230,359.70 = 90,448.76 : x
  2. Step 2: Convert to fraction form
    166,927.58/230,359.70 = 90,448.76/x
  3. Step 3: Cross multiply
    166,927.58x = 230,359.70 × 90,448.76
  4. Step 4: Simplify right side
    166,927.58x = 20,835,747,614.93
  5. Step 5: Solve for x
    x = 20,835,747,614.93/166,927.58
  6. Step 6: Final answer
    x = 124,819.09

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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.