Home / 86,299.83-119,130.62-58,021.92

Finding the Fourth Proportional to 86,299.83, 119,130.62 and 58,021.92

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Solution

The fourth proportional to 86,299.83, 119,130.62 and 58,021.92 is: 80,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,299.83 : 119,130.62 = 58,021.92 : x
  2. Step 2: Convert to fraction form
    86,299.83/119,130.62 = 58,021.92/x
  3. Step 3: Cross multiply
    86,299.83x = 119,130.62 × 58,021.92
  4. Step 4: Simplify right side
    86,299.83x = 6,912,187,081.75
  5. Step 5: Solve for x
    x = 6,912,187,081.75/86,299.83
  6. Step 6: Final answer
    x = 80,095.03

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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.