Home / 177,943.12-266,956.20-51,586

Finding the Fourth Proportional to 177,943.12, 266,956.20 and 51,586

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Solution

The fourth proportional to 177,943.12, 266,956.20 and 51,586 is: 77,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,943.12 : 266,956.20 = 51,586 : x
  2. Step 2: Convert to fraction form
    177,943.12/266,956.20 = 51,586/x
  3. Step 3: Cross multiply
    177,943.12x = 266,956.20 × 51,586
  4. Step 4: Simplify right side
    177,943.12x = 13,771,202,533.20
  5. Step 5: Solve for x
    x = 13,771,202,533.20/177,943.12
  6. Step 6: Final answer
    x = 77,391.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.