Home / 262,890.84-362,789.10-143,658.84

Finding the Fourth Proportional to 262,890.84, 362,789.10 and 143,658.84

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Solution

The fourth proportional to 262,890.84, 362,789.10 and 143,658.84 is: 198,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,890.84 : 362,789.10 = 143,658.84 : x
  2. Step 2: Convert to fraction form
    262,890.84/362,789.10 = 143,658.84/x
  3. Step 3: Cross multiply
    262,890.84x = 362,789.10 × 143,658.84
  4. Step 4: Simplify right side
    262,890.84x = 52,117,861,270.64
  5. Step 5: Solve for x
    x = 52,117,861,270.64/262,890.84
  6. Step 6: Final answer
    x = 198,249.06

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1.5x scale

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.