Home / 338,875.23-508,165.19-114,193.79

Finding the Fourth Proportional to 338,875.23, 508,165.19 and 114,193.79

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Solution

The fourth proportional to 338,875.23, 508,165.19 and 114,193.79 is: 171,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,875.23 : 508,165.19 = 114,193.79 : x
  2. Step 2: Convert to fraction form
    338,875.23/508,165.19 = 114,193.79/x
  3. Step 3: Cross multiply
    338,875.23x = 508,165.19 × 114,193.79
  4. Step 4: Simplify right side
    338,875.23x = 58,029,308,992.17
  5. Step 5: Solve for x
    x = 58,029,308,992.17/338,875.23
  6. Step 6: Final answer
    x = 171,240.93

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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.