Home / 194,795.88-268,803.54-109,920.84

Finding the Fourth Proportional to 194,795.88, 268,803.54 and 109,920.84

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Solution

The fourth proportional to 194,795.88, 268,803.54 and 109,920.84 is: 151,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,795.88 : 268,803.54 = 109,920.84 : x
  2. Step 2: Convert to fraction form
    194,795.88/268,803.54 = 109,920.84/x
  3. Step 3: Cross multiply
    194,795.88x = 268,803.54 × 109,920.84
  4. Step 4: Simplify right side
    194,795.88x = 29,547,110,911.77
  5. Step 5: Solve for x
    x = 29,547,110,911.77/194,795.88
  6. Step 6: Final answer
    x = 151,682.42

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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.