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Finding the Fourth Proportional to 93,693.56, 140,552.00 and 30,520.06

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Solution

The fourth proportional to 93,693.56, 140,552.00 and 30,520.06 is: 45,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,693.56 : 140,552.00 = 30,520.06 : x
  2. Step 2: Convert to fraction form
    93,693.56/140,552.00 = 30,520.06/x
  3. Step 3: Cross multiply
    93,693.56x = 140,552.00 × 30,520.06
  4. Step 4: Simplify right side
    93,693.56x = 4,289,655,083.59
  5. Step 5: Solve for x
    x = 4,289,655,083.59/93,693.56
  6. Step 6: Final answer
    x = 45,783.89

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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.