Home / 104,082.48-143,632.44-58,761.36

Finding the Fourth Proportional to 104,082.48, 143,632.44 and 58,761.36

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Solution

The fourth proportional to 104,082.48, 143,632.44 and 58,761.36 is: 81,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,082.48 : 143,632.44 = 58,761.36 : x
  2. Step 2: Convert to fraction form
    104,082.48/143,632.44 = 58,761.36/x
  3. Step 3: Cross multiply
    104,082.48x = 143,632.44 × 58,761.36
  4. Step 4: Simplify right side
    104,082.48x = 8,440,037,514.52
  5. Step 5: Solve for x
    x = 8,440,037,514.52/104,082.48
  6. Step 6: Final answer
    x = 81,089.90

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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.