Home / 268,397.80-370,403.22-160,972.36

Finding the Fourth Proportional to 268,397.80, 370,403.22 and 160,972.36

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Solution

The fourth proportional to 268,397.80, 370,403.22 and 160,972.36 is: 222,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,397.80 : 370,403.22 = 160,972.36 : x
  2. Step 2: Convert to fraction form
    268,397.80/370,403.22 = 160,972.36/x
  3. Step 3: Cross multiply
    268,397.80x = 370,403.22 × 160,972.36
  4. Step 4: Simplify right side
    268,397.80x = 59,624,680,475.00
  5. Step 5: Solve for x
    x = 59,624,680,475.00/268,397.80
  6. Step 6: Final answer
    x = 222,150.41

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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.