Home / 102,737.33-154,141.01-55,357.28

Finding the Fourth Proportional to 102,737.33, 154,141.01 and 55,357.28

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Solution

The fourth proportional to 102,737.33, 154,141.01 and 55,357.28 is: 83,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,737.33 : 154,141.01 = 55,357.28 : x
  2. Step 2: Convert to fraction form
    102,737.33/154,141.01 = 55,357.28/x
  3. Step 3: Cross multiply
    102,737.33x = 154,141.01 × 55,357.28
  4. Step 4: Simplify right side
    102,737.33x = 8,532,826,773.27
  5. Step 5: Solve for x
    x = 8,532,826,773.27/102,737.33
  6. Step 6: Final answer
    x = 83,054.78

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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.