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Finding the Fourth Proportional to 186,095.52, 256,804.44 and 101,212.56

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Solution

The fourth proportional to 186,095.52, 256,804.44 and 101,212.56 is: 139,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,095.52 : 256,804.44 = 101,212.56 : x
  2. Step 2: Convert to fraction form
    186,095.52/256,804.44 = 101,212.56/x
  3. Step 3: Cross multiply
    186,095.52x = 256,804.44 × 101,212.56
  4. Step 4: Simplify right side
    186,095.52x = 25,991,834,791.77
  5. Step 5: Solve for x
    x = 25,991,834,791.77/186,095.52
  6. Step 6: Final answer
    x = 139,669.32

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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.