Home / 105,655.65-158,493.24-38,204.52

Finding the Fourth Proportional to 105,655.65, 158,493.24 and 38,204.52

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Solution

The fourth proportional to 105,655.65, 158,493.24 and 38,204.52 is: 57,310.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,655.65 : 158,493.24 = 38,204.52 : x
  2. Step 2: Convert to fraction form
    105,655.65/158,493.24 = 38,204.52/x
  3. Step 3: Cross multiply
    105,655.65x = 158,493.24 × 38,204.52
  4. Step 4: Simplify right side
    105,655.65x = 6,055,158,157.44
  5. Step 5: Solve for x
    x = 6,055,158,157.44/105,655.65
  6. Step 6: Final answer
    x = 57,310.31

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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.