Home / 194,929.88-269,004.04-105,505.88

Finding the Fourth Proportional to 194,929.88, 269,004.04 and 105,505.88

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Solution

The fourth proportional to 194,929.88, 269,004.04 and 105,505.88 is: 145,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,929.88 : 269,004.04 = 105,505.88 : x
  2. Step 2: Convert to fraction form
    194,929.88/269,004.04 = 105,505.88/x
  3. Step 3: Cross multiply
    194,929.88x = 269,004.04 × 105,505.88
  4. Step 4: Simplify right side
    194,929.88x = 28,381,506,354.97
  5. Step 5: Solve for x
    x = 28,381,506,354.97/194,929.88
  6. Step 6: Final answer
    x = 145,598.55

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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.