Home / 166,374.36-229,593.24-90,923.40

Finding the Fourth Proportional to 166,374.36, 229,593.24 and 90,923.40

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Solution

The fourth proportional to 166,374.36, 229,593.24 and 90,923.40 is: 125,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,374.36 : 229,593.24 = 90,923.40 : x
  2. Step 2: Convert to fraction form
    166,374.36/229,593.24 = 90,923.40/x
  3. Step 3: Cross multiply
    166,374.36x = 229,593.24 × 90,923.40
  4. Step 4: Simplify right side
    166,374.36x = 20,875,397,997.82
  5. Step 5: Solve for x
    x = 20,875,397,997.82/166,374.36
  6. Step 6: Final answer
    x = 125,472.45

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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.