Home / 166,422.62-229,663.04-89,941.66

Finding the Fourth Proportional to 166,422.62, 229,663.04 and 89,941.66

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Solution

The fourth proportional to 166,422.62, 229,663.04 and 89,941.66 is: 124,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,422.62 : 229,663.04 = 89,941.66 : x
  2. Step 2: Convert to fraction form
    166,422.62/229,663.04 = 89,941.66/x
  3. Step 3: Cross multiply
    166,422.62x = 229,663.04 × 89,941.66
  4. Step 4: Simplify right side
    166,422.62x = 20,656,275,058.25
  5. Step 5: Solve for x
    x = 20,656,275,058.25/166,422.62
  6. Step 6: Final answer
    x = 124,119.40

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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.