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Finding the Fourth Proportional to 169,520.28, 233,945.28 and 94,068.78

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Solution

The fourth proportional to 169,520.28, 233,945.28 and 94,068.78 is: 129,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,520.28 : 233,945.28 = 94,068.78 : x
  2. Step 2: Convert to fraction form
    169,520.28/233,945.28 = 94,068.78/x
  3. Step 3: Cross multiply
    169,520.28x = 233,945.28 × 94,068.78
  4. Step 4: Simplify right side
    169,520.28x = 22,006,947,076.36
  5. Step 5: Solve for x
    x = 22,006,947,076.36/169,520.28
  6. Step 6: Final answer
    x = 129,818.96

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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.