Home / 100,909.56-151,384.23-29,833.44

Finding the Fourth Proportional to 100,909.56, 151,384.23 and 29,833.44

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Solution

The fourth proportional to 100,909.56, 151,384.23 and 29,833.44 is: 44,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,909.56 : 151,384.23 = 29,833.44 : x
  2. Step 2: Convert to fraction form
    100,909.56/151,384.23 = 29,833.44/x
  3. Step 3: Cross multiply
    100,909.56x = 151,384.23 × 29,833.44
  4. Step 4: Simplify right side
    100,909.56x = 4,516,312,342.65
  5. Step 5: Solve for x
    x = 4,516,312,342.65/100,909.56
  6. Step 6: Final answer
    x = 44,756.04

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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.