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Finding the Fourth Proportional to 167,529.51, 231,192.51 and 91,048.60

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Solution

The fourth proportional to 167,529.51, 231,192.51 and 91,048.60 is: 125,648.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,529.51 : 231,192.51 = 91,048.60 : x
  2. Step 2: Convert to fraction form
    167,529.51/231,192.51 = 91,048.60/x
  3. Step 3: Cross multiply
    167,529.51x = 231,192.51 × 91,048.60
  4. Step 4: Simplify right side
    167,529.51x = 21,049,754,996.41
  5. Step 5: Solve for x
    x = 21,049,754,996.41/167,529.51
  6. Step 6: Final answer
    x = 125,648.04

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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.