Home / 117,542.92-162,186.40-69,811.24

Finding the Fourth Proportional to 117,542.92, 162,186.40 and 69,811.24

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Solution

The fourth proportional to 117,542.92, 162,186.40 and 69,811.24 is: 96,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,542.92 : 162,186.40 = 69,811.24 : x
  2. Step 2: Convert to fraction form
    117,542.92/162,186.40 = 69,811.24/x
  3. Step 3: Cross multiply
    117,542.92x = 162,186.40 × 69,811.24
  4. Step 4: Simplify right side
    117,542.92x = 11,322,433,695.14
  5. Step 5: Solve for x
    x = 11,322,433,695.14/117,542.92
  6. Step 6: Final answer
    x = 96,325.95

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1.5x scale

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.