Home / 194,946.80-292,398.60-159,825.20

Finding the Fourth Proportional to 194,946.80, 292,398.60 and 159,825.20

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Solution

The fourth proportional to 194,946.80, 292,398.60 and 159,825.20 is: 239,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,946.80 : 292,398.60 = 159,825.20 : x
  2. Step 2: Convert to fraction form
    194,946.80/292,398.60 = 159,825.20/x
  3. Step 3: Cross multiply
    194,946.80x = 292,398.60 × 159,825.20
  4. Step 4: Simplify right side
    194,946.80x = 46,732,664,724.72
  5. Step 5: Solve for x
    x = 46,732,664,724.72/194,946.80
  6. Step 6: Final answer
    x = 239,720.09

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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.