Home / 268,850.56-403,367.04-119,070.72

Finding the Fourth Proportional to 268,850.56, 403,367.04 and 119,070.72

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Solution

The fourth proportional to 268,850.56, 403,367.04 and 119,070.72 is: 178,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,850.56 : 403,367.04 = 119,070.72 : x
  2. Step 2: Convert to fraction form
    268,850.56/403,367.04 = 119,070.72/x
  3. Step 3: Cross multiply
    268,850.56x = 403,367.04 × 119,070.72
  4. Step 4: Simplify right side
    268,850.56x = 48,029,203,877.07
  5. Step 5: Solve for x
    x = 48,029,203,877.07/268,850.56
  6. Step 6: Final answer
    x = 178,646.47

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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.