Home / 169,035.84-233,268.66-91,511.28

Finding the Fourth Proportional to 169,035.84, 233,268.66 and 91,511.28

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Solution

The fourth proportional to 169,035.84, 233,268.66 and 91,511.28 is: 126,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,035.84 : 233,268.66 = 91,511.28 : x
  2. Step 2: Convert to fraction form
    169,035.84/233,268.66 = 91,511.28/x
  3. Step 3: Cross multiply
    169,035.84x = 233,268.66 × 91,511.28
  4. Step 4: Simplify right side
    169,035.84x = 21,346,713,660.48
  5. Step 5: Solve for x
    x = 21,346,713,660.48/169,035.84
  6. Step 6: Final answer
    x = 126,285.13

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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.