Home / 267,650.73-401,348.95-155,365.36

Finding the Fourth Proportional to 267,650.73, 401,348.95 and 155,365.36

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Solution

The fourth proportional to 267,650.73, 401,348.95 and 155,365.36 is: 232,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,650.73 : 401,348.95 = 155,365.36 : x
  2. Step 2: Convert to fraction form
    267,650.73/401,348.95 = 155,365.36/x
  3. Step 3: Cross multiply
    267,650.73x = 401,348.95 × 155,365.36
  4. Step 4: Simplify right side
    267,650.73x = 62,355,722,710.59
  5. Step 5: Solve for x
    x = 62,355,722,710.59/267,650.73
  6. Step 6: Final answer
    x = 232,974.23

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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.