Home / 194,918.94-268,988.06-105,494.94

Finding the Fourth Proportional to 194,918.94, 268,988.06 and 105,494.94

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Solution

The fourth proportional to 194,918.94, 268,988.06 and 105,494.94 is: 145,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,918.94 : 268,988.06 = 105,494.94 : x
  2. Step 2: Convert to fraction form
    194,918.94/268,988.06 = 105,494.94/x
  3. Step 3: Cross multiply
    194,918.94x = 268,988.06 × 105,494.94
  4. Step 4: Simplify right side
    194,918.94x = 28,376,879,250.42
  5. Step 5: Solve for x
    x = 28,376,879,250.42/194,918.94
  6. Step 6: Final answer
    x = 145,582.98

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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.