Home / 268,935.39-403,099.64-119,155.96

Finding the Fourth Proportional to 268,935.39, 403,099.64 and 119,155.96

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Solution

The fourth proportional to 268,935.39, 403,099.64 and 119,155.96 is: 178,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,935.39 : 403,099.64 = 119,155.96 : x
  2. Step 2: Convert to fraction form
    268,935.39/403,099.64 = 119,155.96/x
  3. Step 3: Cross multiply
    268,935.39x = 403,099.64 × 119,155.96
  4. Step 4: Simplify right side
    268,935.39x = 48,031,724,934.78
  5. Step 5: Solve for x
    x = 48,031,724,934.78/268,935.39
  6. Step 6: Final answer
    x = 178,599.50

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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.