Home / 320,127.93-441,780.48-176,886.72

Finding the Fourth Proportional to 320,127.93, 441,780.48 and 176,886.72

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Solution

The fourth proportional to 320,127.93, 441,780.48 and 176,886.72 is: 244,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,127.93 : 441,780.48 = 176,886.72 : x
  2. Step 2: Convert to fraction form
    320,127.93/441,780.48 = 176,886.72/x
  3. Step 3: Cross multiply
    320,127.93x = 441,780.48 × 176,886.72
  4. Step 4: Simplify right side
    320,127.93x = 78,145,100,067.23
  5. Step 5: Solve for x
    x = 78,145,100,067.23/320,127.93
  6. Step 6: Final answer
    x = 244,105.85

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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.