Home / 194,922.32-268,992.77-105,498.32

Finding the Fourth Proportional to 194,922.32, 268,992.77 and 105,498.32

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Solution

The fourth proportional to 194,922.32, 268,992.77 and 105,498.32 is: 145,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,922.32 : 268,992.77 = 105,498.32 : x
  2. Step 2: Convert to fraction form
    194,922.32/268,992.77 = 105,498.32/x
  3. Step 3: Cross multiply
    194,922.32x = 268,992.77 × 105,498.32
  4. Step 4: Simplify right side
    194,922.32x = 28,378,283,454.69
  5. Step 5: Solve for x
    x = 28,378,283,454.69/194,922.32
  6. Step 6: Final answer
    x = 145,587.66

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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.