Home / 199,847.71-299,623.33-120,943.18

Finding the Fourth Proportional to 199,847.71, 299,623.33 and 120,943.18

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Solution

The fourth proportional to 199,847.71, 299,623.33 and 120,943.18 is: 181,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,847.71 : 299,623.33 = 120,943.18 : x
  2. Step 2: Convert to fraction form
    199,847.71/299,623.33 = 120,943.18/x
  3. Step 3: Cross multiply
    199,847.71x = 299,623.33 × 120,943.18
  4. Step 4: Simplify right side
    199,847.71x = 36,237,398,332.39
  5. Step 5: Solve for x
    x = 36,237,398,332.39/199,847.71
  6. Step 6: Final answer
    x = 181,325.06

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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.