Home / 86,166.50-118,909.77-48,441.02

Finding the Fourth Proportional to 86,166.50, 118,909.77 and 48,441.02

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Solution

The fourth proportional to 86,166.50, 118,909.77 and 48,441.02 is: 66,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,166.50 : 118,909.77 = 48,441.02 : x
  2. Step 2: Convert to fraction form
    86,166.50/118,909.77 = 48,441.02/x
  3. Step 3: Cross multiply
    86,166.50x = 118,909.77 × 48,441.02
  4. Step 4: Simplify right side
    86,166.50x = 5,760,110,546.77
  5. Step 5: Solve for x
    x = 5,760,110,546.77/86,166.50
  6. Step 6: Final answer
    x = 66,848.61

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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.