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Finding the Fourth Proportional to 62,375.04, 93,594.96 and 47,678.40

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Solution

The fourth proportional to 62,375.04, 93,594.96 and 47,678.40 is: 71,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,375.04 : 93,594.96 = 47,678.40 : x
  2. Step 2: Convert to fraction form
    62,375.04/93,594.96 = 47,678.40/x
  3. Step 3: Cross multiply
    62,375.04x = 93,594.96 × 47,678.40
  4. Step 4: Simplify right side
    62,375.04x = 4,462,457,940.86
  5. Step 5: Solve for x
    x = 4,462,457,940.86/62,375.04
  6. Step 6: Final answer
    x = 71,542.37

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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.