Home / 166,182.22-229,330.23-90,730.72

Finding the Fourth Proportional to 166,182.22, 229,330.23 and 90,730.72

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Solution

The fourth proportional to 166,182.22, 229,330.23 and 90,730.72 is: 125,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,182.22 : 229,330.23 = 90,730.72 : x
  2. Step 2: Convert to fraction form
    166,182.22/229,330.23 = 90,730.72/x
  3. Step 3: Cross multiply
    166,182.22x = 229,330.23 × 90,730.72
  4. Step 4: Simplify right side
    166,182.22x = 20,807,296,885.67
  5. Step 5: Solve for x
    x = 20,807,296,885.67/166,182.22
  6. Step 6: Final answer
    x = 125,207.72

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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.