Home / 107,635.14-161,452.85-51,462.05

Finding the Fourth Proportional to 107,635.14, 161,452.85 and 51,462.05

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Solution

The fourth proportional to 107,635.14, 161,452.85 and 51,462.05 is: 77,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,635.14 : 161,452.85 = 51,462.05 : x
  2. Step 2: Convert to fraction form
    107,635.14/161,452.85 = 51,462.05/x
  3. Step 3: Cross multiply
    107,635.14x = 161,452.85 × 51,462.05
  4. Step 4: Simplify right side
    107,635.14x = 8,308,693,574.77
  5. Step 5: Solve for x
    x = 8,308,693,574.77/107,635.14
  6. Step 6: Final answer
    x = 77,193.13

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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.