Home / 166,165.03-229,306.57-90,713.53

Finding the Fourth Proportional to 166,165.03, 229,306.57 and 90,713.53

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Solution

The fourth proportional to 166,165.03, 229,306.57 and 90,713.53 is: 125,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,165.03 : 229,306.57 = 90,713.53 : x
  2. Step 2: Convert to fraction form
    166,165.03/229,306.57 = 90,713.53/x
  3. Step 3: Cross multiply
    166,165.03x = 229,306.57 × 90,713.53
  4. Step 4: Simplify right side
    166,165.03x = 20,801,208,416.89
  5. Step 5: Solve for x
    x = 20,801,208,416.89/166,165.03
  6. Step 6: Final answer
    x = 125,184.03

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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.