Home / 148,632.66-223,106.64-131,645.82

Finding the Fourth Proportional to 148,632.66, 223,106.64 and 131,645.82

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Solution

The fourth proportional to 148,632.66, 223,106.64 and 131,645.82 is: 197,608.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,632.66 : 223,106.64 = 131,645.82 : x
  2. Step 2: Convert to fraction form
    148,632.66/223,106.64 = 131,645.82/x
  3. Step 3: Cross multiply
    148,632.66x = 223,106.64 × 131,645.82
  4. Step 4: Simplify right side
    148,632.66x = 29,371,057,082.75
  5. Step 5: Solve for x
    x = 29,371,057,082.75/148,632.66
  6. Step 6: Final answer
    x = 197,608.37

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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.