Home / 107,580.68-161,025.96-57,535.64

Finding the Fourth Proportional to 107,580.68, 161,025.96 and 57,535.64

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Solution

The fourth proportional to 107,580.68, 161,025.96 and 57,535.64 is: 86,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,580.68 : 161,025.96 = 57,535.64 : x
  2. Step 2: Convert to fraction form
    107,580.68/161,025.96 = 57,535.64/x
  3. Step 3: Cross multiply
    107,580.68x = 161,025.96 × 57,535.64
  4. Step 4: Simplify right side
    107,580.68x = 9,264,731,665.21
  5. Step 5: Solve for x
    x = 9,264,731,665.21/107,580.68
  6. Step 6: Final answer
    x = 86,118.92

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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.