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Finding the Fourth Proportional to 169,537.68, 233,971.20 and 94,087.80

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Solution

The fourth proportional to 169,537.68, 233,971.20 and 94,087.80 is: 129,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,537.68 : 233,971.20 = 94,087.80 : x
  2. Step 2: Convert to fraction form
    169,537.68/233,971.20 = 94,087.80/x
  3. Step 3: Cross multiply
    169,537.68x = 233,971.20 × 94,087.80
  4. Step 4: Simplify right side
    169,537.68x = 22,013,835,471.36
  5. Step 5: Solve for x
    x = 22,013,835,471.36/169,537.68
  6. Step 6: Final answer
    x = 129,846.27

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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.