Home / 189,614.16-284,311.22-89,773.52

Finding the Fourth Proportional to 189,614.16, 284,311.22 and 89,773.52

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Solution

The fourth proportional to 189,614.16, 284,311.22 and 89,773.52 is: 134,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,614.16 : 284,311.22 = 89,773.52 : x
  2. Step 2: Convert to fraction form
    189,614.16/284,311.22 = 89,773.52/x
  3. Step 3: Cross multiply
    189,614.16x = 284,311.22 × 89,773.52
  4. Step 4: Simplify right side
    189,614.16x = 25,523,617,124.47
  5. Step 5: Solve for x
    x = 25,523,617,124.47/189,614.16
  6. Step 6: Final answer
    x = 134,608.18

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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.