Home / 199,108.95-274,770.23-109,684.95

Finding the Fourth Proportional to 199,108.95, 274,770.23 and 109,684.95

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Solution

The fourth proportional to 199,108.95, 274,770.23 and 109,684.95 is: 151,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,108.95 : 274,770.23 = 109,684.95 : x
  2. Step 2: Convert to fraction form
    199,108.95/274,770.23 = 109,684.95/x
  3. Step 3: Cross multiply
    199,108.95x = 274,770.23 × 109,684.95
  4. Step 4: Simplify right side
    199,108.95x = 30,138,158,115.01
  5. Step 5: Solve for x
    x = 30,138,158,115.01/199,108.95
  6. Step 6: Final answer
    x = 151,365.16

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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.