Home / 100,872.24-151,319.34-37,722.66

Finding the Fourth Proportional to 100,872.24, 151,319.34 and 37,722.66

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Solution

The fourth proportional to 100,872.24, 151,319.34 and 37,722.66 is: 56,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,872.24 : 151,319.34 = 37,722.66 : x
  2. Step 2: Convert to fraction form
    100,872.24/151,319.34 = 37,722.66/x
  3. Step 3: Cross multiply
    100,872.24x = 151,319.34 × 37,722.66
  4. Step 4: Simplify right side
    100,872.24x = 5,708,168,014.24
  5. Step 5: Solve for x
    x = 5,708,168,014.24/100,872.24
  6. Step 6: Final answer
    x = 56,588.10

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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.