Home / 320,154.15-441,812.89-176,914.20

Finding the Fourth Proportional to 320,154.15, 441,812.89 and 176,914.20

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Solution

The fourth proportional to 320,154.15, 441,812.89 and 176,914.20 is: 244,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,154.15 : 441,812.89 = 176,914.20 : x
  2. Step 2: Convert to fraction form
    320,154.15/441,812.89 = 176,914.20/x
  3. Step 3: Cross multiply
    320,154.15x = 441,812.89 × 176,914.20
  4. Step 4: Simplify right side
    320,154.15x = 78,162,971,884.95
  5. Step 5: Solve for x
    x = 78,162,971,884.95/320,154.15
  6. Step 6: Final answer
    x = 244,141.68

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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.