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Finding the Fourth Proportional to 173,503.52, 259,535.62 and 162,874.70

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Solution

The fourth proportional to 173,503.52, 259,535.62 and 162,874.70 is: 243,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,503.52 : 259,535.62 = 162,874.70 : x
  2. Step 2: Convert to fraction form
    173,503.52/259,535.62 = 162,874.70/x
  3. Step 3: Cross multiply
    173,503.52x = 259,535.62 × 162,874.70
  4. Step 4: Simplify right side
    173,503.52x = 42,271,786,246.81
  5. Step 5: Solve for x
    x = 42,271,786,246.81/173,503.52
  6. Step 6: Final answer
    x = 243,636.48

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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.