Home / 88,647.13-122,333.33-48,361.74

Finding the Fourth Proportional to 88,647.13, 122,333.33 and 48,361.74

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Solution

The fourth proportional to 88,647.13, 122,333.33 and 48,361.74 is: 66,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,647.13 : 122,333.33 = 48,361.74 : x
  2. Step 2: Convert to fraction form
    88,647.13/122,333.33 = 48,361.74/x
  3. Step 3: Cross multiply
    88,647.13x = 122,333.33 × 48,361.74
  4. Step 4: Simplify right side
    88,647.13x = 5,916,252,698.79
  5. Step 5: Solve for x
    x = 5,916,252,698.79/88,647.13
  6. Step 6: Final answer
    x = 66,739.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.