Home / 148,696.23-205,201.00-80,713.16

Finding the Fourth Proportional to 148,696.23, 205,201.00 and 80,713.16

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Solution

The fourth proportional to 148,696.23, 205,201.00 and 80,713.16 is: 111,384.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,696.23 : 205,201.00 = 80,713.16 : x
  2. Step 2: Convert to fraction form
    148,696.23/205,201.00 = 80,713.16/x
  3. Step 3: Cross multiply
    148,696.23x = 205,201.00 × 80,713.16
  4. Step 4: Simplify right side
    148,696.23x = 16,562,420,535.54
  5. Step 5: Solve for x
    x = 16,562,420,535.54/148,696.23
  6. Step 6: Final answer
    x = 111,384.27

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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.