Home / 92,814.30-128,082.96-50,372.82

Finding the Fourth Proportional to 92,814.30, 128,082.96 and 50,372.82

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Solution

The fourth proportional to 92,814.30, 128,082.96 and 50,372.82 is: 69,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,814.30 : 128,082.96 = 50,372.82 : x
  2. Step 2: Convert to fraction form
    92,814.30/128,082.96 = 50,372.82/x
  3. Step 3: Cross multiply
    92,814.30x = 128,082.96 × 50,372.82
  4. Step 4: Simplify right side
    92,814.30x = 6,451,899,889.15
  5. Step 5: Solve for x
    x = 6,451,899,889.15/92,814.30
  6. Step 6: Final answer
    x = 69,514.07

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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.