Home / 166,221.84-229,355.70-93,613.44

Finding the Fourth Proportional to 166,221.84, 229,355.70 and 93,613.44

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Solution

The fourth proportional to 166,221.84, 229,355.70 and 93,613.44 is: 129,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,221.84 : 229,355.70 = 93,613.44 : x
  2. Step 2: Convert to fraction form
    166,221.84/229,355.70 = 93,613.44/x
  3. Step 3: Cross multiply
    166,221.84x = 229,355.70 × 93,613.44
  4. Step 4: Simplify right side
    166,221.84x = 21,470,776,060.61
  5. Step 5: Solve for x
    x = 21,470,776,060.61/166,221.84
  6. Step 6: Final answer
    x = 129,169.40

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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.