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Finding the Fourth Proportional to 70,523.93, 105,662.54 and 58,753.15

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Solution

The fourth proportional to 70,523.93, 105,662.54 and 58,753.15 is: 88,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,523.93 : 105,662.54 = 58,753.15 : x
  2. Step 2: Convert to fraction form
    70,523.93/105,662.54 = 58,753.15/x
  3. Step 3: Cross multiply
    70,523.93x = 105,662.54 × 58,753.15
  4. Step 4: Simplify right side
    70,523.93x = 6,208,006,944.73
  5. Step 5: Solve for x
    x = 6,208,006,944.73/70,523.93
  6. Step 6: Final answer
    x = 88,026.95

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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.