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Finding the Fourth Proportional to 188,340.32, 282,404.16 and 61,946.39

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Solution

The fourth proportional to 188,340.32, 282,404.16 and 61,946.39 is: 92,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,340.32 : 282,404.16 = 61,946.39 : x
  2. Step 2: Convert to fraction form
    188,340.32/282,404.16 = 61,946.39/x
  3. Step 3: Cross multiply
    188,340.32x = 282,404.16 × 61,946.39
  4. Step 4: Simplify right side
    188,340.32x = 17,493,916,820.96
  5. Step 5: Solve for x
    x = 17,493,916,820.96/188,340.32
  6. Step 6: Final answer
    x = 92,884.61

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1.5x scale

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.