Home / 235,153.72-324,514.52-127,725.85

Finding the Fourth Proportional to 235,153.72, 324,514.52 and 127,725.85

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Solution

The fourth proportional to 235,153.72, 324,514.52 and 127,725.85 is: 176,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,153.72 : 324,514.52 = 127,725.85 : x
  2. Step 2: Convert to fraction form
    235,153.72/324,514.52 = 127,725.85/x
  3. Step 3: Cross multiply
    235,153.72x = 324,514.52 × 127,725.85
  4. Step 4: Simplify right side
    235,153.72x = 41,448,892,265.71
  5. Step 5: Solve for x
    x = 41,448,892,265.71/235,153.72
  6. Step 6: Final answer
    x = 176,262.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.