Home / 194,903.61-268,959.38-122,345.52

Finding the Fourth Proportional to 194,903.61, 268,959.38 and 122,345.52

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Solution

The fourth proportional to 194,903.61, 268,959.38 and 122,345.52 is: 168,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,903.61 : 268,959.38 = 122,345.52 : x
  2. Step 2: Convert to fraction form
    194,903.61/268,959.38 = 122,345.52/x
  3. Step 3: Cross multiply
    194,903.61x = 268,959.38 × 122,345.52
  4. Step 4: Simplify right side
    194,903.61x = 32,905,975,204.98
  5. Step 5: Solve for x
    x = 32,905,975,204.98/194,903.61
  6. Step 6: Final answer
    x = 168,832.05

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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.