Home / 86,860.96-119,873.93-48,623.90

Finding the Fourth Proportional to 86,860.96, 119,873.93 and 48,623.90

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Solution

The fourth proportional to 86,860.96, 119,873.93 and 48,623.90 is: 67,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,860.96 : 119,873.93 = 48,623.90 : x
  2. Step 2: Convert to fraction form
    86,860.96/119,873.93 = 48,623.90/x
  3. Step 3: Cross multiply
    86,860.96x = 119,873.93 × 48,623.90
  4. Step 4: Simplify right side
    86,860.96x = 5,828,737,142.44
  5. Step 5: Solve for x
    x = 5,828,737,142.44/86,860.96
  6. Step 6: Final answer
    x = 67,104.22

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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.