Home / 166,763.75-230,133.69-90,282.82

Finding the Fourth Proportional to 166,763.75, 230,133.69 and 90,282.82

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Solution

The fourth proportional to 166,763.75, 230,133.69 and 90,282.82 is: 124,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,763.75 : 230,133.69 = 90,282.82 : x
  2. Step 2: Convert to fraction form
    166,763.75/230,133.69 = 90,282.82/x
  3. Step 3: Cross multiply
    166,763.75x = 230,133.69 × 90,282.82
  4. Step 4: Simplify right side
    166,763.75x = 20,777,118,510.21
  5. Step 5: Solve for x
    x = 20,777,118,510.21/166,763.75
  6. Step 6: Final answer
    x = 124,590.14

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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.