Home / 86,834.90-130,314.62-36,950.04

Finding the Fourth Proportional to 86,834.90, 130,314.62 and 36,950.04

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Solution

The fourth proportional to 86,834.90, 130,314.62 and 36,950.04 is: 55,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,834.90 : 130,314.62 = 36,950.04 : x
  2. Step 2: Convert to fraction form
    86,834.90/130,314.62 = 36,950.04/x
  3. Step 3: Cross multiply
    86,834.90x = 130,314.62 × 36,950.04
  4. Step 4: Simplify right side
    86,834.90x = 4,815,130,513.96
  5. Step 5: Solve for x
    x = 4,815,130,513.96/86,834.90
  6. Step 6: Final answer
    x = 55,451.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.