Home / 86,463.12-119,316.84-48,736.56

Finding the Fourth Proportional to 86,463.12, 119,316.84 and 48,736.56

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Solution

The fourth proportional to 86,463.12, 119,316.84 and 48,736.56 is: 67,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,463.12 : 119,316.84 = 48,736.56 : x
  2. Step 2: Convert to fraction form
    86,463.12/119,316.84 = 48,736.56/x
  3. Step 3: Cross multiply
    86,463.12x = 119,316.84 × 48,736.56
  4. Step 4: Simplify right side
    86,463.12x = 5,815,092,331.67
  5. Step 5: Solve for x
    x = 5,815,092,331.67/86,463.12
  6. Step 6: Final answer
    x = 67,255.18

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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.