Home / 117,719.66-162,452.34-64,004.66

Finding the Fourth Proportional to 117,719.66, 162,452.34 and 64,004.66

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Solution

The fourth proportional to 117,719.66, 162,452.34 and 64,004.66 is: 88,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,719.66 : 162,452.34 = 64,004.66 : x
  2. Step 2: Convert to fraction form
    117,719.66/162,452.34 = 64,004.66/x
  3. Step 3: Cross multiply
    117,719.66x = 162,452.34 × 64,004.66
  4. Step 4: Simplify right side
    117,719.66x = 10,397,706,787.90
  5. Step 5: Solve for x
    x = 10,397,706,787.90/117,719.66
  6. Step 6: Final answer
    x = 88,326.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.