Home / 194,906.63-268,971.17-105,482.63

Finding the Fourth Proportional to 194,906.63, 268,971.17 and 105,482.63

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Solution

The fourth proportional to 194,906.63, 268,971.17 and 105,482.63 is: 145,566.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,906.63 : 268,971.17 = 105,482.63 : x
  2. Step 2: Convert to fraction form
    194,906.63/268,971.17 = 105,482.63/x
  3. Step 3: Cross multiply
    194,906.63x = 268,971.17 × 105,482.63
  4. Step 4: Simplify right side
    194,906.63x = 28,371,784,533.51
  5. Step 5: Solve for x
    x = 28,371,784,533.51/194,906.63
  6. Step 6: Final answer
    x = 145,566.03

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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.