Home / 86,404.95-119,198.08-50,572.77

Finding the Fourth Proportional to 86,404.95, 119,198.08 and 50,572.77

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Solution

The fourth proportional to 86,404.95, 119,198.08 and 50,572.77 is: 69,766.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,404.95 : 119,198.08 = 50,572.77 : x
  2. Step 2: Convert to fraction form
    86,404.95/119,198.08 = 50,572.77/x
  3. Step 3: Cross multiply
    86,404.95x = 119,198.08 × 50,572.77
  4. Step 4: Simplify right side
    86,404.95x = 6,028,177,084.28
  5. Step 5: Solve for x
    x = 6,028,177,084.28/86,404.95
  6. Step 6: Final answer
    x = 69,766.57

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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.