Home / 208,005.90-311,758.20-95,530.92

Finding the Fourth Proportional to 208,005.90, 311,758.20 and 95,530.92

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Solution

The fourth proportional to 208,005.90, 311,758.20 and 95,530.92 is: 143,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,005.90 : 311,758.20 = 95,530.92 : x
  2. Step 2: Convert to fraction form
    208,005.90/311,758.20 = 95,530.92/x
  3. Step 3: Cross multiply
    208,005.90x = 311,758.20 × 95,530.92
  4. Step 4: Simplify right side
    208,005.90x = 29,782,547,663.54
  5. Step 5: Solve for x
    x = 29,782,547,663.54/208,005.90
  6. Step 6: Final answer
    x = 143,181.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.