Home / 148,637.14-205,105.71-88,197.37

Finding the Fourth Proportional to 148,637.14, 205,105.71 and 88,197.37

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Solution

The fourth proportional to 148,637.14, 205,105.71 and 88,197.37 is: 121,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,637.14 : 205,105.71 = 88,197.37 : x
  2. Step 2: Convert to fraction form
    148,637.14/205,105.71 = 88,197.37/x
  3. Step 3: Cross multiply
    148,637.14x = 205,105.71 × 88,197.37
  4. Step 4: Simplify right side
    148,637.14x = 18,089,784,193.98
  5. Step 5: Solve for x
    x = 18,089,784,193.98/148,637.14
  6. Step 6: Final answer
    x = 121,704.33

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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.