Home / 362,131.08-543,196.58-193,139.44

Finding the Fourth Proportional to 362,131.08, 543,196.58 and 193,139.44

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Solution

The fourth proportional to 362,131.08, 543,196.58 and 193,139.44 is: 289,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,131.08 : 543,196.58 = 193,139.44 : x
  2. Step 2: Convert to fraction form
    362,131.08/543,196.58 = 193,139.44/x
  3. Step 3: Cross multiply
    362,131.08x = 543,196.58 × 193,139.44
  4. Step 4: Simplify right side
    362,131.08x = 104,912,683,271.12
  5. Step 5: Solve for x
    x = 104,912,683,271.12/362,131.08
  6. Step 6: Final answer
    x = 289,709.14

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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.