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Finding the Fourth Proportional to 169,473.20, 233,873.19 and 94,021.70

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Solution

The fourth proportional to 169,473.20, 233,873.19 and 94,021.70 is: 129,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,473.20 : 233,873.19 = 94,021.70 : x
  2. Step 2: Convert to fraction form
    169,473.20/233,873.19 = 94,021.70/x
  3. Step 3: Cross multiply
    169,473.20x = 233,873.19 × 94,021.70
  4. Step 4: Simplify right side
    169,473.20x = 21,989,153,738.86
  5. Step 5: Solve for x
    x = 21,989,153,738.86/169,473.20
  6. Step 6: Final answer
    x = 129,750.04

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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.