Home / 195,621.45-293,541.20-105,662.34

Finding the Fourth Proportional to 195,621.45, 293,541.20 and 105,662.34

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Solution

The fourth proportional to 195,621.45, 293,541.20 and 105,662.34 is: 158,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,621.45 : 293,541.20 = 105,662.34 : x
  2. Step 2: Convert to fraction form
    195,621.45/293,541.20 = 105,662.34/x
  3. Step 3: Cross multiply
    195,621.45x = 293,541.20 × 105,662.34
  4. Step 4: Simplify right side
    195,621.45x = 31,016,250,848.99
  5. Step 5: Solve for x
    x = 31,016,250,848.99/195,621.45
  6. Step 6: Final answer
    x = 158,552.41

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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.