Home / 193,806.36-288,968.94-186,407.01

Finding the Fourth Proportional to 193,806.36, 288,968.94 and 186,407.01

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Solution

The fourth proportional to 193,806.36, 288,968.94 and 186,407.01 is: 277,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,806.36 : 288,968.94 = 186,407.01 : x
  2. Step 2: Convert to fraction form
    193,806.36/288,968.94 = 186,407.01/x
  3. Step 3: Cross multiply
    193,806.36x = 288,968.94 × 186,407.01
  4. Step 4: Simplify right side
    193,806.36x = 53,865,836,088.27
  5. Step 5: Solve for x
    x = 53,865,836,088.27/193,806.36
  6. Step 6: Final answer
    x = 277,936.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.