Home / 117,591.08-162,299.22-69,870.92

Finding the Fourth Proportional to 117,591.08, 162,299.22 and 69,870.92

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Solution

The fourth proportional to 117,591.08, 162,299.22 and 69,870.92 is: 96,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,591.08 : 162,299.22 = 69,870.92 : x
  2. Step 2: Convert to fraction form
    117,591.08/162,299.22 = 69,870.92/x
  3. Step 3: Cross multiply
    117,591.08x = 162,299.22 × 69,870.92
  4. Step 4: Simplify right side
    117,591.08x = 11,339,995,816.68
  5. Step 5: Solve for x
    x = 11,339,995,816.68/117,591.08
  6. Step 6: Final answer
    x = 96,435.85

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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.