Home / 189,124.08-260,988-104,249.04

Finding the Fourth Proportional to 189,124.08, 260,988 and 104,249.04

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Solution

The fourth proportional to 189,124.08, 260,988 and 104,249.04 is: 143,861.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,124.08 : 260,988 = 104,249.04 : x
  2. Step 2: Convert to fraction form
    189,124.08/260,988 = 104,249.04/x
  3. Step 3: Cross multiply
    189,124.08x = 260,988 × 104,249.04
  4. Step 4: Simplify right side
    189,124.08x = 27,207,748,451.52
  5. Step 5: Solve for x
    x = 27,207,748,451.52/189,124.08
  6. Step 6: Final answer
    x = 143,861.89

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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.