Home / 105,244.08-157,891.44-30,362.64

Finding the Fourth Proportional to 105,244.08, 157,891.44 and 30,362.64

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Solution

The fourth proportional to 105,244.08, 157,891.44 and 30,362.64 is: 45,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,244.08 : 157,891.44 = 30,362.64 : x
  2. Step 2: Convert to fraction form
    105,244.08/157,891.44 = 30,362.64/x
  3. Step 3: Cross multiply
    105,244.08x = 157,891.44 × 30,362.64
  4. Step 4: Simplify right side
    105,244.08x = 4,794,000,951.80
  5. Step 5: Solve for x
    x = 4,794,000,951.80/105,244.08
  6. Step 6: Final answer
    x = 45,551.26

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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.