Home / 117,927.18-162,793.85-69,513.17

Finding the Fourth Proportional to 117,927.18, 162,793.85 and 69,513.17

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Solution

The fourth proportional to 117,927.18, 162,793.85 and 69,513.17 is: 95,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,927.18 : 162,793.85 = 69,513.17 : x
  2. Step 2: Convert to fraction form
    117,927.18/162,793.85 = 69,513.17/x
  3. Step 3: Cross multiply
    117,927.18x = 162,793.85 × 69,513.17
  4. Step 4: Simplify right side
    117,927.18x = 11,316,315,408.47
  5. Step 5: Solve for x
    x = 11,316,315,408.47/117,927.18
  6. Step 6: Final answer
    x = 95,960.20

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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.