Home / 86,537.21-119,422.91-50,753.03

Finding the Fourth Proportional to 86,537.21, 119,422.91 and 50,753.03

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Solution

The fourth proportional to 86,537.21, 119,422.91 and 50,753.03 is: 70,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,537.21 : 119,422.91 = 50,753.03 : x
  2. Step 2: Convert to fraction form
    86,537.21/119,422.91 = 50,753.03/x
  3. Step 3: Cross multiply
    86,537.21x = 119,422.91 × 50,753.03
  4. Step 4: Simplify right side
    86,537.21x = 6,061,074,533.92
  5. Step 5: Solve for x
    x = 6,061,074,533.92/86,537.21
  6. Step 6: Final answer
    x = 70,040.10

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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.