Home / 189,330.20-284,225.70-95,787.80

Finding the Fourth Proportional to 189,330.20, 284,225.70 and 95,787.80

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Solution

The fourth proportional to 189,330.20, 284,225.70 and 95,787.80 is: 143,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,330.20 : 284,225.70 = 95,787.80 : x
  2. Step 2: Convert to fraction form
    189,330.20/284,225.70 = 95,787.80/x
  3. Step 3: Cross multiply
    189,330.20x = 284,225.70 × 95,787.80
  4. Step 4: Simplify right side
    189,330.20x = 27,225,354,506.46
  5. Step 5: Solve for x
    x = 27,225,354,506.46/189,330.20
  6. Step 6: Final answer
    x = 143,798.27

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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.