Home / 240,867.41-361,361.05-72,390.44

Finding the Fourth Proportional to 240,867.41, 361,361.05 and 72,390.44

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Solution

The fourth proportional to 240,867.41, 361,361.05 and 72,390.44 is: 108,603.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,867.41 : 361,361.05 = 72,390.44 : x
  2. Step 2: Convert to fraction form
    240,867.41/361,361.05 = 72,390.44/x
  3. Step 3: Cross multiply
    240,867.41x = 361,361.05 × 72,390.44
  4. Step 4: Simplify right side
    240,867.41x = 26,159,086,130.79
  5. Step 5: Solve for x
    x = 26,159,086,130.79/240,867.41
  6. Step 6: Final answer
    x = 108,603.68

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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.