Home / 166,586.46-229,888.46-90,105.48

Finding the Fourth Proportional to 166,586.46, 229,888.46 and 90,105.48

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Solution

The fourth proportional to 166,586.46, 229,888.46 and 90,105.48 is: 124,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,586.46 : 229,888.46 = 90,105.48 : x
  2. Step 2: Convert to fraction form
    166,586.46/229,888.46 = 90,105.48/x
  3. Step 3: Cross multiply
    166,586.46x = 229,888.46 × 90,105.48
  4. Step 4: Simplify right side
    166,586.46x = 20,714,209,584.23
  5. Step 5: Solve for x
    x = 20,714,209,584.23/166,586.46
  6. Step 6: Final answer
    x = 124,345.10

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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.