Home / 86,493.18-119,360.61-48,767.43

Finding the Fourth Proportional to 86,493.18, 119,360.61 and 48,767.43

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Solution

The fourth proportional to 86,493.18, 119,360.61 and 48,767.43 is: 67,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,493.18 : 119,360.61 = 48,767.43 : x
  2. Step 2: Convert to fraction form
    86,493.18/119,360.61 = 48,767.43/x
  3. Step 3: Cross multiply
    86,493.18x = 119,360.61 × 48,767.43
  4. Step 4: Simplify right side
    86,493.18x = 5,820,910,192.93
  5. Step 5: Solve for x
    x = 5,820,910,192.93/86,493.18
  6. Step 6: Final answer
    x = 67,299.07

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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.