Home / 195,621.60-293,432.40-194,455.20

Finding the Fourth Proportional to 195,621.60, 293,432.40 and 194,455.20

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Solution

The fourth proportional to 195,621.60, 293,432.40 and 194,455.20 is: 291,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,621.60 : 293,432.40 = 194,455.20 : x
  2. Step 2: Convert to fraction form
    195,621.60/293,432.40 = 194,455.20/x
  3. Step 3: Cross multiply
    195,621.60x = 293,432.40 × 194,455.20
  4. Step 4: Simplify right side
    195,621.60x = 57,059,456,028.48
  5. Step 5: Solve for x
    x = 57,059,456,028.48/195,621.60
  6. Step 6: Final answer
    x = 291,682.80

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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.