Home / 194,955-268,885.02-126,993.38

Finding the Fourth Proportional to 194,955, 268,885.02 and 126,993.38

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Solution

The fourth proportional to 194,955, 268,885.02 and 126,993.38 is: 175,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,955 : 268,885.02 = 126,993.38 : x
  2. Step 2: Convert to fraction form
    194,955/268,885.02 = 126,993.38/x
  3. Step 3: Cross multiply
    194,955x = 268,885.02 × 126,993.38
  4. Step 4: Simplify right side
    194,955x = 34,146,617,521.17
  5. Step 5: Solve for x
    x = 34,146,617,521.17/194,955
  6. Step 6: Final answer
    x = 175,151.28

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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.