Home / 109,766.32-151,483.44-62,021.68

Finding the Fourth Proportional to 109,766.32, 151,483.44 and 62,021.68

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Solution

The fourth proportional to 109,766.32, 151,483.44 and 62,021.68 is: 85,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,766.32 : 151,483.44 = 62,021.68 : x
  2. Step 2: Convert to fraction form
    109,766.32/151,483.44 = 62,021.68/x
  3. Step 3: Cross multiply
    109,766.32x = 151,483.44 × 62,021.68
  4. Step 4: Simplify right side
    109,766.32x = 9,395,257,440.98
  5. Step 5: Solve for x
    x = 9,395,257,440.98/109,766.32
  6. Step 6: Final answer
    x = 85,593.26

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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.