Home / 268,705.27-403,149.03-118,924.93

Finding the Fourth Proportional to 268,705.27, 403,149.03 and 118,924.93

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Solution

The fourth proportional to 268,705.27, 403,149.03 and 118,924.93 is: 178,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,705.27 : 403,149.03 = 118,924.93 : x
  2. Step 2: Convert to fraction form
    268,705.27/403,149.03 = 118,924.93/x
  3. Step 3: Cross multiply
    268,705.27x = 403,149.03 × 118,924.93
  4. Step 4: Simplify right side
    268,705.27x = 47,944,470,172.32
  5. Step 5: Solve for x
    x = 47,944,470,172.32/268,705.27
  6. Step 6: Final answer
    x = 178,427.73

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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.