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Finding the Fourth Proportional to 169,227.77, 253,854.41 and 56,908.31

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Solution

The fourth proportional to 169,227.77, 253,854.41 and 56,908.31 is: 85,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,227.77 : 253,854.41 = 56,908.31 : x
  2. Step 2: Convert to fraction form
    169,227.77/253,854.41 = 56,908.31/x
  3. Step 3: Cross multiply
    169,227.77x = 253,854.41 × 56,908.31
  4. Step 4: Simplify right side
    169,227.77x = 14,446,423,905.33
  5. Step 5: Solve for x
    x = 14,446,423,905.33/169,227.77
  6. Step 6: Final answer
    x = 85,366.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.