Home / 76,319.68-114,441.10-44,737.28

Finding the Fourth Proportional to 76,319.68, 114,441.10 and 44,737.28

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Solution

The fourth proportional to 76,319.68, 114,441.10 and 44,737.28 is: 67,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,319.68 : 114,441.10 = 44,737.28 : x
  2. Step 2: Convert to fraction form
    76,319.68/114,441.10 = 44,737.28/x
  3. Step 3: Cross multiply
    76,319.68x = 114,441.10 × 44,737.28
  4. Step 4: Simplify right side
    76,319.68x = 5,119,782,738.32
  5. Step 5: Solve for x
    x = 5,119,782,738.32/76,319.68
  6. Step 6: Final answer
    x = 67,083.39

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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.