Home / 75,568.40-104,272.73-43,731.14

Finding the Fourth Proportional to 75,568.40, 104,272.73 and 43,731.14

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Solution

The fourth proportional to 75,568.40, 104,272.73 and 43,731.14 is: 60,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.40 : 104,272.73 = 43,731.14 : x
  2. Step 2: Convert to fraction form
    75,568.40/104,272.73 = 43,731.14/x
  3. Step 3: Cross multiply
    75,568.40x = 104,272.73 × 43,731.14
  4. Step 4: Simplify right side
    75,568.40x = 4,559,965,353.81
  5. Step 5: Solve for x
    x = 4,559,965,353.81/75,568.40
  6. Step 6: Final answer
    x = 60,342.23

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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.