Home / 199,389.28-299,172.06-104,596.84

Finding the Fourth Proportional to 199,389.28, 299,172.06 and 104,596.84

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Solution

The fourth proportional to 199,389.28, 299,172.06 and 104,596.84 is: 156,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,389.28 : 299,172.06 = 104,596.84 : x
  2. Step 2: Convert to fraction form
    199,389.28/299,172.06 = 104,596.84/x
  3. Step 3: Cross multiply
    199,389.28x = 299,172.06 × 104,596.84
  4. Step 4: Simplify right side
    199,389.28x = 31,292,452,092.29
  5. Step 5: Solve for x
    x = 31,292,452,092.29/199,389.28
  6. Step 6: Final answer
    x = 156,941.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.