Home / 247,617.93-340,947.61-193,389.15

Finding the Fourth Proportional to 247,617.93, 340,947.61 and 193,389.15

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Solution

The fourth proportional to 247,617.93, 340,947.61 and 193,389.15 is: 266,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,617.93 : 340,947.61 = 193,389.15 : x
  2. Step 2: Convert to fraction form
    247,617.93/340,947.61 = 193,389.15/x
  3. Step 3: Cross multiply
    247,617.93x = 340,947.61 × 193,389.15
  4. Step 4: Simplify right side
    247,617.93x = 65,935,568,492.43
  5. Step 5: Solve for x
    x = 65,935,568,492.43/247,617.93
  6. Step 6: Final answer
    x = 266,279.46

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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.