Home / 238,777.99-329,511.78-131,345.66

Finding the Fourth Proportional to 238,777.99, 329,511.78 and 131,345.66

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Solution

The fourth proportional to 238,777.99, 329,511.78 and 131,345.66 is: 181,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,777.99 : 329,511.78 = 131,345.66 : x
  2. Step 2: Convert to fraction form
    238,777.99/329,511.78 = 131,345.66/x
  3. Step 3: Cross multiply
    238,777.99x = 329,511.78 × 131,345.66
  4. Step 4: Simplify right side
    238,777.99x = 43,279,943,045.65
  5. Step 5: Solve for x
    x = 43,279,943,045.65/238,777.99
  6. Step 6: Final answer
    x = 181,256.00

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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.