Home / 258,799.59-388,494.77-173,473.92

Finding the Fourth Proportional to 258,799.59, 388,494.77 and 173,473.92

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Solution

The fourth proportional to 258,799.59, 388,494.77 and 173,473.92 is: 260,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,799.59 : 388,494.77 = 173,473.92 : x
  2. Step 2: Convert to fraction form
    258,799.59/388,494.77 = 173,473.92/x
  3. Step 3: Cross multiply
    258,799.59x = 388,494.77 × 173,473.92
  4. Step 4: Simplify right side
    258,799.59x = 67,393,709,784.03
  5. Step 5: Solve for x
    x = 67,393,709,784.03/258,799.59
  6. Step 6: Final answer
    x = 260,408.87

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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.