Home / 161,230.08-240,758.64-131,706.24

Finding the Fourth Proportional to 161,230.08, 240,758.64 and 131,706.24

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Solution

The fourth proportional to 161,230.08, 240,758.64 and 131,706.24 is: 196,671.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,230.08 : 240,758.64 = 131,706.24 : x
  2. Step 2: Convert to fraction form
    161,230.08/240,758.64 = 131,706.24/x
  3. Step 3: Cross multiply
    161,230.08x = 240,758.64 × 131,706.24
  4. Step 4: Simplify right side
    161,230.08x = 31,709,415,221.91
  5. Step 5: Solve for x
    x = 31,709,415,221.91/161,230.08
  6. Step 6: Final answer
    x = 196,671.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.