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Finding the Fourth Proportional to 69,495.48, 95,901.18 and 37,663.68

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Solution

The fourth proportional to 69,495.48, 95,901.18 and 37,663.68 is: 51,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,495.48 : 95,901.18 = 37,663.68 : x
  2. Step 2: Convert to fraction form
    69,495.48/95,901.18 = 37,663.68/x
  3. Step 3: Cross multiply
    69,495.48x = 95,901.18 × 37,663.68
  4. Step 4: Simplify right side
    69,495.48x = 3,611,991,355.14
  5. Step 5: Solve for x
    x = 3,611,991,355.14/69,495.48
  6. Step 6: Final answer
    x = 51,974.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.