Home / 195,719.40-293,627.10-90,516.20

Finding the Fourth Proportional to 195,719.40, 293,627.10 and 90,516.20

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Solution

The fourth proportional to 195,719.40, 293,627.10 and 90,516.20 is: 135,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,719.40 : 293,627.10 = 90,516.20 : x
  2. Step 2: Convert to fraction form
    195,719.40/293,627.10 = 90,516.20/x
  3. Step 3: Cross multiply
    195,719.40x = 293,627.10 × 90,516.20
  4. Step 4: Simplify right side
    195,719.40x = 26,578,009,309.02
  5. Step 5: Solve for x
    x = 26,578,009,309.02/195,719.40
  6. Step 6: Final answer
    x = 135,796.50

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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.