Home / 166,212.10-229,392.40-93,617.38

Finding the Fourth Proportional to 166,212.10, 229,392.40 and 93,617.38

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Solution

The fourth proportional to 166,212.10, 229,392.40 and 93,617.38 is: 129,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212.10 : 229,392.40 = 93,617.38 : x
  2. Step 2: Convert to fraction form
    166,212.10/229,392.40 = 93,617.38/x
  3. Step 3: Cross multiply
    166,212.10x = 229,392.40 × 93,617.38
  4. Step 4: Simplify right side
    166,212.10x = 21,475,115,479.91
  5. Step 5: Solve for x
    x = 21,475,115,479.91/166,212.10
  6. Step 6: Final answer
    x = 129,203.08

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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.