Home / 166,021.84-229,135.80-98,046.16

Finding the Fourth Proportional to 166,021.84, 229,135.80 and 98,046.16

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Solution

The fourth proportional to 166,021.84, 229,135.80 and 98,046.16 is: 135,318.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,021.84 : 229,135.80 = 98,046.16 : x
  2. Step 2: Convert to fraction form
    166,021.84/229,135.80 = 98,046.16/x
  3. Step 3: Cross multiply
    166,021.84x = 229,135.80 × 98,046.16
  4. Step 4: Simplify right side
    166,021.84x = 22,465,885,308.53
  5. Step 5: Solve for x
    x = 22,465,885,308.53/166,021.84
  6. Step 6: Final answer
    x = 135,318.86

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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.