Home / 242,205.09-363,344.54-123,836.45

Finding the Fourth Proportional to 242,205.09, 363,344.54 and 123,836.45

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Solution

The fourth proportional to 242,205.09, 363,344.54 and 123,836.45 is: 185,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,205.09 : 363,344.54 = 123,836.45 : x
  2. Step 2: Convert to fraction form
    242,205.09/363,344.54 = 123,836.45/x
  3. Step 3: Cross multiply
    242,205.09x = 363,344.54 × 123,836.45
  4. Step 4: Simplify right side
    242,205.09x = 44,995,295,524.58
  5. Step 5: Solve for x
    x = 44,995,295,524.58/242,205.09
  6. Step 6: Final answer
    x = 185,773.54

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1.5x scale

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.