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Finding the Fourth Proportional to 85,532.52, 118,024.38 and 49,730.52

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Solution

The fourth proportional to 85,532.52, 118,024.38 and 49,730.52 is: 68,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,532.52 : 118,024.38 = 49,730.52 : x
  2. Step 2: Convert to fraction form
    85,532.52/118,024.38 = 49,730.52/x
  3. Step 3: Cross multiply
    85,532.52x = 118,024.38 × 49,730.52
  4. Step 4: Simplify right side
    85,532.52x = 5,869,413,790.08
  5. Step 5: Solve for x
    x = 5,869,413,790.08/85,532.52
  6. Step 6: Final answer
    x = 68,622.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.