Home / 88,114.13-132,127.79-31,945.81

Finding the Fourth Proportional to 88,114.13, 132,127.79 and 31,945.81

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Solution

The fourth proportional to 88,114.13, 132,127.79 and 31,945.81 is: 47,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,114.13 : 132,127.79 = 31,945.81 : x
  2. Step 2: Convert to fraction form
    88,114.13/132,127.79 = 31,945.81/x
  3. Step 3: Cross multiply
    88,114.13x = 132,127.79 × 31,945.81
  4. Step 4: Simplify right side
    88,114.13x = 4,220,928,785.01
  5. Step 5: Solve for x
    x = 4,220,928,785.01/88,114.13
  6. Step 6: Final answer
    x = 47,902.97

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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.