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Finding the Fourth Proportional to 173,475.66, 259,809.32 and 168,687.16

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Solution

The fourth proportional to 173,475.66, 259,809.32 and 168,687.16 is: 252,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,475.66 : 259,809.32 = 168,687.16 : x
  2. Step 2: Convert to fraction form
    173,475.66/259,809.32 = 168,687.16/x
  3. Step 3: Cross multiply
    173,475.66x = 259,809.32 × 168,687.16
  4. Step 4: Simplify right side
    173,475.66x = 43,826,495,155.66
  5. Step 5: Solve for x
    x = 43,826,495,155.66/173,475.66
  6. Step 6: Final answer
    x = 252,637.71

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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.