Home / 86,840.92-119,842.61-48,600.16

Finding the Fourth Proportional to 86,840.92, 119,842.61 and 48,600.16

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Solution

The fourth proportional to 86,840.92, 119,842.61 and 48,600.16 is: 67,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,840.92 : 119,842.61 = 48,600.16 : x
  2. Step 2: Convert to fraction form
    86,840.92/119,842.61 = 48,600.16/x
  3. Step 3: Cross multiply
    86,840.92x = 119,842.61 × 48,600.16
  4. Step 4: Simplify right side
    86,840.92x = 5,824,370,292.12
  5. Step 5: Solve for x
    x = 5,824,370,292.12/86,840.92
  6. Step 6: Final answer
    x = 67,069.42

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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.