Home / 242,168.85-334,187.80-140,198.62

Finding the Fourth Proportional to 242,168.85, 334,187.80 and 140,198.62

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Solution

The fourth proportional to 242,168.85, 334,187.80 and 140,198.62 is: 193,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,168.85 : 334,187.80 = 140,198.62 : x
  2. Step 2: Convert to fraction form
    242,168.85/334,187.80 = 140,198.62/x
  3. Step 3: Cross multiply
    242,168.85x = 334,187.80 × 140,198.62
  4. Step 4: Simplify right side
    242,168.85x = 46,852,668,380.84
  5. Step 5: Solve for x
    x = 46,852,668,380.84/242,168.85
  6. Step 6: Final answer
    x = 193,471.08

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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.