Home / 76,319.18-114,440.34-44,736.77

Finding the Fourth Proportional to 76,319.18, 114,440.34 and 44,736.77

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Solution

The fourth proportional to 76,319.18, 114,440.34 and 44,736.77 is: 67,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,319.18 : 114,440.34 = 44,736.77 : x
  2. Step 2: Convert to fraction form
    76,319.18/114,440.34 = 44,736.77/x
  3. Step 3: Cross multiply
    76,319.18x = 114,440.34 × 44,736.77
  4. Step 4: Simplify right side
    76,319.18x = 5,119,691,623.17
  5. Step 5: Solve for x
    x = 5,119,691,623.17/76,319.18
  6. Step 6: Final answer
    x = 67,082.64

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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.