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Finding the Fourth Proportional to 70,601.01, 97,492.68 and 52,664.87

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Solution

The fourth proportional to 70,601.01, 97,492.68 and 52,664.87 is: 72,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,601.01 : 97,492.68 = 52,664.87 : x
  2. Step 2: Convert to fraction form
    70,601.01/97,492.68 = 52,664.87/x
  3. Step 3: Cross multiply
    70,601.01x = 97,492.68 × 52,664.87
  4. Step 4: Simplify right side
    70,601.01x = 5,134,439,318.15
  5. Step 5: Solve for x
    x = 5,134,439,318.15/70,601.01
  6. Step 6: Final answer
    x = 72,724.73

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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.