Home / 194,757.16-292,168.02-68,364.60

Finding the Fourth Proportional to 194,757.16, 292,168.02 and 68,364.60

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Solution

The fourth proportional to 194,757.16, 292,168.02 and 68,364.60 is: 102,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,757.16 : 292,168.02 = 68,364.60 : x
  2. Step 2: Convert to fraction form
    194,757.16/292,168.02 = 68,364.60/x
  3. Step 3: Cross multiply
    194,757.16x = 292,168.02 × 68,364.60
  4. Step 4: Simplify right side
    194,757.16x = 19,973,949,820.09
  5. Step 5: Solve for x
    x = 19,973,949,820.09/194,757.16
  6. Step 6: Final answer
    x = 102,558.23

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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.