Home / 268,704.27-403,147.53-118,923.93

Finding the Fourth Proportional to 268,704.27, 403,147.53 and 118,923.93

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Solution

The fourth proportional to 268,704.27, 403,147.53 and 118,923.93 is: 178,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,704.27 : 403,147.53 = 118,923.93 : x
  2. Step 2: Convert to fraction form
    268,704.27/403,147.53 = 118,923.93/x
  3. Step 3: Cross multiply
    268,704.27x = 403,147.53 × 118,923.93
  4. Step 4: Simplify right side
    268,704.27x = 47,943,888,637.39
  5. Step 5: Solve for x
    x = 47,943,888,637.39/268,704.27
  6. Step 6: Final answer
    x = 178,426.23

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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.