Home / 232,582.86-320,939.33-130,619.43

Finding the Fourth Proportional to 232,582.86, 320,939.33 and 130,619.43

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Solution

The fourth proportional to 232,582.86, 320,939.33 and 130,619.43 is: 180,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,582.86 : 320,939.33 = 130,619.43 : x
  2. Step 2: Convert to fraction form
    232,582.86/320,939.33 = 130,619.43/x
  3. Step 3: Cross multiply
    232,582.86x = 320,939.33 × 130,619.43
  4. Step 4: Simplify right side
    232,582.86x = 41,920,911,696.08
  5. Step 5: Solve for x
    x = 41,920,911,696.08/232,582.86
  6. Step 6: Final answer
    x = 180,240.76

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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.