Home / 314,966.11-434,664.17-179,005.79

Finding the Fourth Proportional to 314,966.11, 434,664.17 and 179,005.79

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Solution

The fourth proportional to 314,966.11, 434,664.17 and 179,005.79 is: 247,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,966.11 : 434,664.17 = 179,005.79 : x
  2. Step 2: Convert to fraction form
    314,966.11/434,664.17 = 179,005.79/x
  3. Step 3: Cross multiply
    314,966.11x = 434,664.17 × 179,005.79
  4. Step 4: Simplify right side
    314,966.11x = 77,807,403,135.54
  5. Step 5: Solve for x
    x = 77,807,403,135.54/314,966.11
  6. Step 6: Final answer
    x = 247,034.21

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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.