Home / 77,861.34-116,718.12-25,233.84

Finding the Fourth Proportional to 77,861.34, 116,718.12 and 25,233.84

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Solution

The fourth proportional to 77,861.34, 116,718.12 and 25,233.84 is: 37,826.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,861.34 : 116,718.12 = 25,233.84 : x
  2. Step 2: Convert to fraction form
    77,861.34/116,718.12 = 25,233.84/x
  3. Step 3: Cross multiply
    77,861.34x = 116,718.12 × 25,233.84
  4. Step 4: Simplify right side
    77,861.34x = 2,945,246,365.18
  5. Step 5: Solve for x
    x = 2,945,246,365.18/77,861.34
  6. Step 6: Final answer
    x = 37,826.81

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1.5x scale

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.