Home / 86,528.53-119,410.49-50,238.47

Finding the Fourth Proportional to 86,528.53, 119,410.49 and 50,238.47

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Solution

The fourth proportional to 86,528.53, 119,410.49 and 50,238.47 is: 69,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,528.53 : 119,410.49 = 50,238.47 : x
  2. Step 2: Convert to fraction form
    86,528.53/119,410.49 = 50,238.47/x
  3. Step 3: Cross multiply
    86,528.53x = 119,410.49 × 50,238.47
  4. Step 4: Simplify right side
    86,528.53x = 5,999,000,743.67
  5. Step 5: Solve for x
    x = 5,999,000,743.67/86,528.53
  6. Step 6: Final answer
    x = 69,329.74

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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.