Home / 268,968.08-403,323.36-156,680.24

Finding the Fourth Proportional to 268,968.08, 403,323.36 and 156,680.24

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Solution

The fourth proportional to 268,968.08, 403,323.36 and 156,680.24 is: 234,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,968.08 : 403,323.36 = 156,680.24 : x
  2. Step 2: Convert to fraction form
    268,968.08/403,323.36 = 156,680.24/x
  3. Step 3: Cross multiply
    268,968.08x = 403,323.36 × 156,680.24
  4. Step 4: Simplify right side
    268,968.08x = 63,192,800,842.41
  5. Step 5: Solve for x
    x = 63,192,800,842.41/268,968.08
  6. Step 6: Final answer
    x = 234,945.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.