Home / 194,941.36-269,019.48-105,517.36

Finding the Fourth Proportional to 194,941.36, 269,019.48 and 105,517.36

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Solution

The fourth proportional to 194,941.36, 269,019.48 and 105,517.36 is: 145,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,941.36 : 269,019.48 = 105,517.36 : x
  2. Step 2: Convert to fraction form
    194,941.36/269,019.48 = 105,517.36/x
  3. Step 3: Cross multiply
    194,941.36x = 269,019.48 × 105,517.36
  4. Step 4: Simplify right side
    194,941.36x = 28,386,225,318.17
  5. Step 5: Solve for x
    x = 28,386,225,318.17/194,941.36
  6. Step 6: Final answer
    x = 145,614.18

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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.