Home / 166,674.75-230,009.40-90,192.18

Finding the Fourth Proportional to 166,674.75, 230,009.40 and 90,192.18

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Solution

The fourth proportional to 166,674.75, 230,009.40 and 90,192.18 is: 124,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,674.75 : 230,009.40 = 90,192.18 : x
  2. Step 2: Convert to fraction form
    166,674.75/230,009.40 = 90,192.18/x
  3. Step 3: Cross multiply
    166,674.75x = 230,009.40 × 90,192.18
  4. Step 4: Simplify right side
    166,674.75x = 20,745,049,206.49
  5. Step 5: Solve for x
    x = 20,745,049,206.49/166,674.75
  6. Step 6: Final answer
    x = 124,464.26

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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.