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Finding the Fourth Proportional to 169,855.92, 234,399.48 and 94,402.80

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Solution

The fourth proportional to 169,855.92, 234,399.48 and 94,402.80 is: 130,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,855.92 : 234,399.48 = 94,402.80 : x
  2. Step 2: Convert to fraction form
    169,855.92/234,399.48 = 94,402.80/x
  3. Step 3: Cross multiply
    169,855.92x = 234,399.48 × 94,402.80
  4. Step 4: Simplify right side
    169,855.92x = 22,127,967,230.54
  5. Step 5: Solve for x
    x = 22,127,967,230.54/169,855.92
  6. Step 6: Final answer
    x = 130,274.92

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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.