Home / 189,718.20-284,591.70-56,588.04

Finding the Fourth Proportional to 189,718.20, 284,591.70 and 56,588.04

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Solution

The fourth proportional to 189,718.20, 284,591.70 and 56,588.04 is: 84,886.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,718.20 : 284,591.70 = 56,588.04 : x
  2. Step 2: Convert to fraction form
    189,718.20/284,591.70 = 56,588.04/x
  3. Step 3: Cross multiply
    189,718.20x = 284,591.70 × 56,588.04
  4. Step 4: Simplify right side
    189,718.20x = 16,104,486,503.27
  5. Step 5: Solve for x
    x = 16,104,486,503.27/189,718.20
  6. Step 6: Final answer
    x = 84,886.36

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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.