Home / 268,498.62-370,435.86-166,487.34

Finding the Fourth Proportional to 268,498.62, 370,435.86 and 166,487.34

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Solution

The fourth proportional to 268,498.62, 370,435.86 and 166,487.34 is: 229,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,498.62 : 370,435.86 = 166,487.34 : x
  2. Step 2: Convert to fraction form
    268,498.62/370,435.86 = 166,487.34/x
  3. Step 3: Cross multiply
    268,498.62x = 370,435.86 × 166,487.34
  4. Step 4: Simplify right side
    268,498.62x = 61,672,880,972.01
  5. Step 5: Solve for x
    x = 61,672,880,972.01/268,498.62
  6. Step 6: Final answer
    x = 229,695.34

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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.