Home / 88,829.38-122,580.91-48,544.50

Finding the Fourth Proportional to 88,829.38, 122,580.91 and 48,544.50

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Solution

The fourth proportional to 88,829.38, 122,580.91 and 48,544.50 is: 66,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,829.38 : 122,580.91 = 48,544.50 : x
  2. Step 2: Convert to fraction form
    88,829.38/122,580.91 = 48,544.50/x
  3. Step 3: Cross multiply
    88,829.38x = 122,580.91 × 48,544.50
  4. Step 4: Simplify right side
    88,829.38x = 5,950,628,985.50
  5. Step 5: Solve for x
    x = 5,950,628,985.50/88,829.38
  6. Step 6: Final answer
    x = 66,989.42

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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.