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Finding the Fourth Proportional to 104,552.16, 156,748.88 and 53,896.60

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Solution

The fourth proportional to 104,552.16, 156,748.88 and 53,896.60 is: 80,803.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,552.16 : 156,748.88 = 53,896.60 : x
  2. Step 2: Convert to fraction form
    104,552.16/156,748.88 = 53,896.60/x
  3. Step 3: Cross multiply
    104,552.16x = 156,748.88 × 53,896.60
  4. Step 4: Simplify right side
    104,552.16x = 8,448,231,685.81
  5. Step 5: Solve for x
    x = 8,448,231,685.81/104,552.16
  6. Step 6: Final answer
    x = 80,803.99

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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.