Home / 172,569.64-258,972.68-60,249.87

Finding the Fourth Proportional to 172,569.64, 258,972.68 and 60,249.87

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Solution

The fourth proportional to 172,569.64, 258,972.68 and 60,249.87 is: 90,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,569.64 : 258,972.68 = 60,249.87 : x
  2. Step 2: Convert to fraction form
    172,569.64/258,972.68 = 60,249.87/x
  3. Step 3: Cross multiply
    172,569.64x = 258,972.68 × 60,249.87
  4. Step 4: Simplify right side
    172,569.64x = 15,603,070,303.55
  5. Step 5: Solve for x
    x = 15,603,070,303.55/172,569.64
  6. Step 6: Final answer
    x = 90,416.08

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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.