Home / 148,795.56-205,511.07-124,683.87

Finding the Fourth Proportional to 148,795.56, 205,511.07 and 124,683.87

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Solution

The fourth proportional to 148,795.56, 205,511.07 and 124,683.87 is: 172,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,795.56 : 205,511.07 = 124,683.87 : x
  2. Step 2: Convert to fraction form
    148,795.56/205,511.07 = 124,683.87/x
  3. Step 3: Cross multiply
    148,795.56x = 205,511.07 × 124,683.87
  4. Step 4: Simplify right side
    148,795.56x = 25,623,915,535.44
  5. Step 5: Solve for x
    x = 25,623,915,535.44/148,795.56
  6. Step 6: Final answer
    x = 172,208.87

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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.