Home / 110,814.96-166,129.92-51,620.16

Finding the Fourth Proportional to 110,814.96, 166,129.92 and 51,620.16

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Solution

The fourth proportional to 110,814.96, 166,129.92 and 51,620.16 is: 77,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,814.96 : 166,129.92 = 51,620.16 : x
  2. Step 2: Convert to fraction form
    110,814.96/166,129.92 = 51,620.16/x
  3. Step 3: Cross multiply
    110,814.96x = 166,129.92 × 51,620.16
  4. Step 4: Simplify right side
    110,814.96x = 8,575,653,051.19
  5. Step 5: Solve for x
    x = 8,575,653,051.19/110,814.96
  6. Step 6: Final answer
    x = 77,387.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.