Home / 104,123.04-143,687.16-58,183.08

Finding the Fourth Proportional to 104,123.04, 143,687.16 and 58,183.08

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Solution

The fourth proportional to 104,123.04, 143,687.16 and 58,183.08 is: 80,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,123.04 : 143,687.16 = 58,183.08 : x
  2. Step 2: Convert to fraction form
    104,123.04/143,687.16 = 58,183.08/x
  3. Step 3: Cross multiply
    104,123.04x = 143,687.16 × 58,183.08
  4. Step 4: Simplify right side
    104,123.04x = 8,360,161,525.25
  5. Step 5: Solve for x
    x = 8,360,161,525.25/104,123.04
  6. Step 6: Final answer
    x = 80,291.18

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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.