Home / 188,069.20-282,105.60-47,827.84

Finding the Fourth Proportional to 188,069.20, 282,105.60 and 47,827.84

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Solution

The fourth proportional to 188,069.20, 282,105.60 and 47,827.84 is: 71,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,069.20 : 282,105.60 = 47,827.84 : x
  2. Step 2: Convert to fraction form
    188,069.20/282,105.60 = 47,827.84/x
  3. Step 3: Cross multiply
    188,069.20x = 282,105.60 × 47,827.84
  4. Step 4: Simplify right side
    188,069.20x = 13,492,501,499.90
  5. Step 5: Solve for x
    x = 13,492,501,499.90/188,069.20
  6. Step 6: Final answer
    x = 71,742.22

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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.