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Finding the Fourth Proportional to 167,424.35, 231,048.08 and 90,944.93

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Solution

The fourth proportional to 167,424.35, 231,048.08 and 90,944.93 is: 125,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,424.35 : 231,048.08 = 90,944.93 : x
  2. Step 2: Convert to fraction form
    167,424.35/231,048.08 = 90,944.93/x
  3. Step 3: Cross multiply
    167,424.35x = 231,048.08 × 90,944.93
  4. Step 4: Simplify right side
    167,424.35x = 21,012,649,852.27
  5. Step 5: Solve for x
    x = 21,012,649,852.27/167,424.35
  6. Step 6: Final answer
    x = 125,505.34

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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.