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Finding the Fourth Proportional to 62,289.45, 93,322.80 and 37,901.70

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Solution

The fourth proportional to 62,289.45, 93,322.80 and 37,901.70 is: 56,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,289.45 : 93,322.80 = 37,901.70 : x
  2. Step 2: Convert to fraction form
    62,289.45/93,322.80 = 37,901.70/x
  3. Step 3: Cross multiply
    62,289.45x = 93,322.80 × 37,901.70
  4. Step 4: Simplify right side
    62,289.45x = 3,537,092,768.76
  5. Step 5: Solve for x
    x = 3,537,092,768.76/62,289.45
  6. Step 6: Final answer
    x = 56,784.78

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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.