Home / 166,063.07-229,167.93-90,613.19

Finding the Fourth Proportional to 166,063.07, 229,167.93 and 90,613.19

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Solution

The fourth proportional to 166,063.07, 229,167.93 and 90,613.19 is: 125,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063.07 : 229,167.93 = 90,613.19 : x
  2. Step 2: Convert to fraction form
    166,063.07/229,167.93 = 90,613.19/x
  3. Step 3: Cross multiply
    166,063.07x = 229,167.93 × 90,613.19
  4. Step 4: Simplify right side
    166,063.07x = 20,765,636,037.16
  5. Step 5: Solve for x
    x = 20,765,636,037.16/166,063.07
  6. Step 6: Final answer
    x = 125,046.69

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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.