Home / 164,660.74-227,232.05-89,209.24

Finding the Fourth Proportional to 164,660.74, 227,232.05 and 89,209.24

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Solution

The fourth proportional to 164,660.74, 227,232.05 and 89,209.24 is: 123,108.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,660.74 : 227,232.05 = 89,209.24 : x
  2. Step 2: Convert to fraction form
    164,660.74/227,232.05 = 89,209.24/x
  3. Step 3: Cross multiply
    164,660.74x = 227,232.05 × 89,209.24
  4. Step 4: Simplify right side
    164,660.74x = 20,271,198,038.10
  5. Step 5: Solve for x
    x = 20,271,198,038.10/164,660.74
  6. Step 6: Final answer
    x = 123,108.87

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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.