Home / 86,501.22-119,374.64-50,199.88

Finding the Fourth Proportional to 86,501.22, 119,374.64 and 50,199.88

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Solution

The fourth proportional to 86,501.22, 119,374.64 and 50,199.88 is: 69,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,501.22 : 119,374.64 = 50,199.88 : x
  2. Step 2: Convert to fraction form
    86,501.22/119,374.64 = 50,199.88/x
  3. Step 3: Cross multiply
    86,501.22x = 119,374.64 × 50,199.88
  4. Step 4: Simplify right side
    86,501.22x = 5,992,592,603.04
  5. Step 5: Solve for x
    x = 5,992,592,603.04/86,501.22
  6. Step 6: Final answer
    x = 69,277.55

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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.