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Finding the Fourth Proportional to 62,697.94, 94,152.36 and 39,060.76

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Solution

The fourth proportional to 62,697.94, 94,152.36 and 39,060.76 is: 58,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,697.94 : 94,152.36 = 39,060.76 : x
  2. Step 2: Convert to fraction form
    62,697.94/94,152.36 = 39,060.76/x
  3. Step 3: Cross multiply
    62,697.94x = 94,152.36 × 39,060.76
  4. Step 4: Simplify right side
    62,697.94x = 3,677,662,737.39
  5. Step 5: Solve for x
    x = 3,677,662,737.39/62,697.94
  6. Step 6: Final answer
    x = 58,656.84

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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.