Home / 268,319.61-370,200.21-160,850.43

Finding the Fourth Proportional to 268,319.61, 370,200.21 and 160,850.43

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Solution

The fourth proportional to 268,319.61, 370,200.21 and 160,850.43 is: 221,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,319.61 : 370,200.21 = 160,850.43 : x
  2. Step 2: Convert to fraction form
    268,319.61/370,200.21 = 160,850.43/x
  3. Step 3: Cross multiply
    268,319.61x = 370,200.21 × 160,850.43
  4. Step 4: Simplify right side
    268,319.61x = 59,546,862,964.59
  5. Step 5: Solve for x
    x = 59,546,862,964.59/268,319.61
  6. Step 6: Final answer
    x = 221,925.12

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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.