Home / 117,468.18-162,184.14-69,736.86

Finding the Fourth Proportional to 117,468.18, 162,184.14 and 69,736.86

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Solution

The fourth proportional to 117,468.18, 162,184.14 and 69,736.86 is: 96,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,468.18 : 162,184.14 = 69,736.86 : x
  2. Step 2: Convert to fraction form
    117,468.18/162,184.14 = 69,736.86/x
  3. Step 3: Cross multiply
    117,468.18x = 162,184.14 × 69,736.86
  4. Step 4: Simplify right side
    117,468.18x = 11,310,212,665.40
  5. Step 5: Solve for x
    x = 11,310,212,665.40/117,468.18
  6. Step 6: Final answer
    x = 96,283.20

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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.