Home / 291,769.49-402,580.83-177,108.12

Finding the Fourth Proportional to 291,769.49, 402,580.83 and 177,108.12

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Solution

The fourth proportional to 291,769.49, 402,580.83 and 177,108.12 is: 244,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,769.49 : 402,580.83 = 177,108.12 : x
  2. Step 2: Convert to fraction form
    291,769.49/402,580.83 = 177,108.12/x
  3. Step 3: Cross multiply
    291,769.49x = 402,580.83 × 177,108.12
  4. Step 4: Simplify right side
    291,769.49x = 71,300,334,613.50
  5. Step 5: Solve for x
    x = 71,300,334,613.50/291,769.49
  6. Step 6: Final answer
    x = 244,372.14

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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.