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Finding the Fourth Proportional to 93,168.84, 128,573.15 and 50,727.54

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Solution

The fourth proportional to 93,168.84, 128,573.15 and 50,727.54 is: 70,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,168.84 : 128,573.15 = 50,727.54 : x
  2. Step 2: Convert to fraction form
    93,168.84/128,573.15 = 50,727.54/x
  3. Step 3: Cross multiply
    93,168.84x = 128,573.15 × 50,727.54
  4. Step 4: Simplify right side
    93,168.84x = 6,522,199,355.91
  5. Step 5: Solve for x
    x = 6,522,199,355.91/93,168.84
  6. Step 6: Final answer
    x = 70,004.08

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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.