Home / 328,747.12-453,670.08-177,844

Finding the Fourth Proportional to 328,747.12, 453,670.08 and 177,844

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Solution

The fourth proportional to 328,747.12, 453,670.08 and 177,844 is: 245,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,747.12 : 453,670.08 = 177,844 : x
  2. Step 2: Convert to fraction form
    328,747.12/453,670.08 = 177,844/x
  3. Step 3: Cross multiply
    328,747.12x = 453,670.08 × 177,844
  4. Step 4: Simplify right side
    328,747.12x = 80,682,501,707.52
  5. Step 5: Solve for x
    x = 80,682,501,707.52/328,747.12
  6. Step 6: Final answer
    x = 245,424.21

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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.