Home / 100,660.04-151,006.44-37,480.40

Finding the Fourth Proportional to 100,660.04, 151,006.44 and 37,480.40

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Solution

The fourth proportional to 100,660.04, 151,006.44 and 37,480.40 is: 56,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,660.04 : 151,006.44 = 37,480.40 : x
  2. Step 2: Convert to fraction form
    100,660.04/151,006.44 = 37,480.40/x
  3. Step 3: Cross multiply
    100,660.04x = 151,006.44 × 37,480.40
  4. Step 4: Simplify right side
    100,660.04x = 5,659,781,773.78
  5. Step 5: Solve for x
    x = 5,659,781,773.78/100,660.04
  6. Step 6: Final answer
    x = 56,226.70

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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.