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Finding the Fourth Proportional to 62,116.64, 85,730.16 and 36,627.68

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Solution

The fourth proportional to 62,116.64, 85,730.16 and 36,627.68 is: 50,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,116.64 : 85,730.16 = 36,627.68 : x
  2. Step 2: Convert to fraction form
    62,116.64/85,730.16 = 36,627.68/x
  3. Step 3: Cross multiply
    62,116.64x = 85,730.16 × 36,627.68
  4. Step 4: Simplify right side
    62,116.64x = 3,140,096,866.83
  5. Step 5: Solve for x
    x = 3,140,096,866.83/62,116.64
  6. Step 6: Final answer
    x = 50,551.62

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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.