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Finding the Fourth Proportional to 62,913.47, 94,193.64 and 47,191.67

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Solution

The fourth proportional to 62,913.47, 94,193.64 and 47,191.67 is: 70,655.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,913.47 : 94,193.64 = 47,191.67 : x
  2. Step 2: Convert to fraction form
    62,913.47/94,193.64 = 47,191.67/x
  3. Step 3: Cross multiply
    62,913.47x = 94,193.64 × 47,191.67
  4. Step 4: Simplify right side
    62,913.47x = 4,445,155,174.98
  5. Step 5: Solve for x
    x = 4,445,155,174.98/62,913.47
  6. Step 6: Final answer
    x = 70,655.06

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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.