Home / 194,252.14-268,080.30-117,778.56

Finding the Fourth Proportional to 194,252.14, 268,080.30 and 117,778.56

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Solution

The fourth proportional to 194,252.14, 268,080.30 and 117,778.56 is: 162,541.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,252.14 : 268,080.30 = 117,778.56 : x
  2. Step 2: Convert to fraction form
    194,252.14/268,080.30 = 117,778.56/x
  3. Step 3: Cross multiply
    194,252.14x = 268,080.30 × 117,778.56
  4. Step 4: Simplify right side
    194,252.14x = 31,574,110,693.07
  5. Step 5: Solve for x
    x = 31,574,110,693.07/194,252.14
  6. Step 6: Final answer
    x = 162,541.89

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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.