Home / 198,745.77-274,244.30-134,355.07

Finding the Fourth Proportional to 198,745.77, 274,244.30 and 134,355.07

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Solution

The fourth proportional to 198,745.77, 274,244.30 and 134,355.07 is: 185,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,745.77 : 274,244.30 = 134,355.07 : x
  2. Step 2: Convert to fraction form
    198,745.77/274,244.30 = 134,355.07/x
  3. Step 3: Cross multiply
    198,745.77x = 274,244.30 × 134,355.07
  4. Step 4: Simplify right side
    198,745.77x = 36,846,112,298.46
  5. Step 5: Solve for x
    x = 36,846,112,298.46/198,745.77
  6. Step 6: Final answer
    x = 185,393.19

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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.