Home / 88,898.13-122,690.88-50,671.62

Finding the Fourth Proportional to 88,898.13, 122,690.88 and 50,671.62

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Solution

The fourth proportional to 88,898.13, 122,690.88 and 50,671.62 is: 69,933.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,898.13 : 122,690.88 = 50,671.62 : x
  2. Step 2: Convert to fraction form
    88,898.13/122,690.88 = 50,671.62/x
  3. Step 3: Cross multiply
    88,898.13x = 122,690.88 × 50,671.62
  4. Step 4: Simplify right side
    88,898.13x = 6,216,945,648.83
  5. Step 5: Solve for x
    x = 6,216,945,648.83/88,898.13
  6. Step 6: Final answer
    x = 69,933.37

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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.