Home / 320,108.25-441,758.30-176,877.57

Finding the Fourth Proportional to 320,108.25, 441,758.30 and 176,877.57

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Solution

The fourth proportional to 320,108.25, 441,758.30 and 176,877.57 is: 244,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,108.25 : 441,758.30 = 176,877.57 : x
  2. Step 2: Convert to fraction form
    320,108.25/441,758.30 = 176,877.57/x
  3. Step 3: Cross multiply
    320,108.25x = 441,758.30 × 176,877.57
  4. Step 4: Simplify right side
    320,108.25x = 78,137,134,631.33
  5. Step 5: Solve for x
    x = 78,137,134,631.33/320,108.25
  6. Step 6: Final answer
    x = 244,095.97

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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.