Home / 81,014.23-111,739.26-59,497.32

Finding the Fourth Proportional to 81,014.23, 111,739.26 and 59,497.32

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Solution

The fourth proportional to 81,014.23, 111,739.26 and 59,497.32 is: 82,061.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,014.23 : 111,739.26 = 59,497.32 : x
  2. Step 2: Convert to fraction form
    81,014.23/111,739.26 = 59,497.32/x
  3. Step 3: Cross multiply
    81,014.23x = 111,739.26 × 59,497.32
  4. Step 4: Simplify right side
    81,014.23x = 6,648,186,508.78
  5. Step 5: Solve for x
    x = 6,648,186,508.78/81,014.23
  6. Step 6: Final answer
    x = 82,061.96

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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.