Home / 86,483.08-119,352.24-48,759.76

Finding the Fourth Proportional to 86,483.08, 119,352.24 and 48,759.76

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Solution

The fourth proportional to 86,483.08, 119,352.24 and 48,759.76 is: 67,291.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,483.08 : 119,352.24 = 48,759.76 : x
  2. Step 2: Convert to fraction form
    86,483.08/119,352.24 = 48,759.76/x
  3. Step 3: Cross multiply
    86,483.08x = 119,352.24 × 48,759.76
  4. Step 4: Simplify right side
    86,483.08x = 5,819,586,577.86
  5. Step 5: Solve for x
    x = 5,819,586,577.86/86,483.08
  6. Step 6: Final answer
    x = 67,291.62

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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.