Home / 194,685.88-268,666.14-109,802.68

Finding the Fourth Proportional to 194,685.88, 268,666.14 and 109,802.68

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Solution

The fourth proportional to 194,685.88, 268,666.14 and 109,802.68 is: 151,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,685.88 : 268,666.14 = 109,802.68 : x
  2. Step 2: Convert to fraction form
    194,685.88/268,666.14 = 109,802.68/x
  3. Step 3: Cross multiply
    194,685.88x = 268,666.14 × 109,802.68
  4. Step 4: Simplify right side
    194,685.88x = 29,500,262,197.26
  5. Step 5: Solve for x
    x = 29,500,262,197.26/194,685.88
  6. Step 6: Final answer
    x = 151,527.49

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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.