Home / 320,100.12-441,726.26-176,857.08

Finding the Fourth Proportional to 320,100.12, 441,726.26 and 176,857.08

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Solution

The fourth proportional to 320,100.12, 441,726.26 and 176,857.08 is: 244,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,100.12 : 441,726.26 = 176,857.08 : x
  2. Step 2: Convert to fraction form
    320,100.12/441,726.26 = 176,857.08/x
  3. Step 3: Cross multiply
    320,100.12x = 441,726.26 × 176,857.08
  4. Step 4: Simplify right side
    320,100.12x = 78,122,416,502.92
  5. Step 5: Solve for x
    x = 78,122,416,502.92/320,100.12
  6. Step 6: Final answer
    x = 244,056.19

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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.