Home / 86,803.23-119,748.74-50,992.59

Finding the Fourth Proportional to 86,803.23, 119,748.74 and 50,992.59

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Solution

The fourth proportional to 86,803.23, 119,748.74 and 50,992.59 is: 70,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,803.23 : 119,748.74 = 50,992.59 : x
  2. Step 2: Convert to fraction form
    86,803.23/119,748.74 = 50,992.59/x
  3. Step 3: Cross multiply
    86,803.23x = 119,748.74 × 50,992.59
  4. Step 4: Simplify right side
    86,803.23x = 6,106,298,146.87
  5. Step 5: Solve for x
    x = 6,106,298,146.87/86,803.23
  6. Step 6: Final answer
    x = 70,346.44

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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.