Home / 293,724.66-405,360.08-166,401.30

Finding the Fourth Proportional to 293,724.66, 405,360.08 and 166,401.30

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Solution

The fourth proportional to 293,724.66, 405,360.08 and 166,401.30 is: 229,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,724.66 : 405,360.08 = 166,401.30 : x
  2. Step 2: Convert to fraction form
    293,724.66/405,360.08 = 166,401.30/x
  3. Step 3: Cross multiply
    293,724.66x = 405,360.08 × 166,401.30
  4. Step 4: Simplify right side
    293,724.66x = 67,452,444,280.10
  5. Step 5: Solve for x
    x = 67,452,444,280.10/293,724.66
  6. Step 6: Final answer
    x = 229,645.15

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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.