Home / 86,401.82-119,229.50-48,160.10

Finding the Fourth Proportional to 86,401.82, 119,229.50 and 48,160.10

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Solution

The fourth proportional to 86,401.82, 119,229.50 and 48,160.10 is: 66,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,401.82 : 119,229.50 = 48,160.10 : x
  2. Step 2: Convert to fraction form
    86,401.82/119,229.50 = 48,160.10/x
  3. Step 3: Cross multiply
    86,401.82x = 119,229.50 × 48,160.10
  4. Step 4: Simplify right side
    86,401.82x = 5,742,104,642.95
  5. Step 5: Solve for x
    x = 5,742,104,642.95/86,401.82
  6. Step 6: Final answer
    x = 66,458.14

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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.