Home / 189,714.24-284,612.40-100,954.71

Finding the Fourth Proportional to 189,714.24, 284,612.40 and 100,954.71

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Solution

The fourth proportional to 189,714.24, 284,612.40 and 100,954.71 is: 151,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,714.24 : 284,612.40 = 100,954.71 : x
  2. Step 2: Convert to fraction form
    189,714.24/284,612.40 = 100,954.71/x
  3. Step 3: Cross multiply
    189,714.24x = 284,612.40 × 100,954.71
  4. Step 4: Simplify right side
    189,714.24x = 28,732,962,304.40
  5. Step 5: Solve for x
    x = 28,732,962,304.40/189,714.24
  6. Step 6: Final answer
    x = 151,453.90

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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.