Home / 155,135.52-232,344.72-92,668.32

Finding the Fourth Proportional to 155,135.52, 232,344.72 and 92,668.32

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Solution

The fourth proportional to 155,135.52, 232,344.72 and 92,668.32 is: 138,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,135.52 : 232,344.72 = 92,668.32 : x
  2. Step 2: Convert to fraction form
    155,135.52/232,344.72 = 92,668.32/x
  3. Step 3: Cross multiply
    155,135.52x = 232,344.72 × 92,668.32
  4. Step 4: Simplify right side
    155,135.52x = 21,530,994,863.27
  5. Step 5: Solve for x
    x = 21,530,994,863.27/155,135.52
  6. Step 6: Final answer
    x = 138,788.30

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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.