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Finding the Fourth Proportional to 63,006.60, 94,650.70 and 52,638.60

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Solution

The fourth proportional to 63,006.60, 94,650.70 and 52,638.60 is: 79,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.60 : 94,650.70 = 52,638.60 : x
  2. Step 2: Convert to fraction form
    63,006.60/94,650.70 = 52,638.60/x
  3. Step 3: Cross multiply
    63,006.60x = 94,650.70 × 52,638.60
  4. Step 4: Simplify right side
    63,006.60x = 4,982,280,337.02
  5. Step 5: Solve for x
    x = 4,982,280,337.02/63,006.60
  6. Step 6: Final answer
    x = 79,075.53

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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.