Home / 447,733.26-671,438.61-148,158.54

Finding the Fourth Proportional to 447,733.26, 671,438.61 and 148,158.54

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Solution

The fourth proportional to 447,733.26, 671,438.61 and 148,158.54 is: 222,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,733.26 : 671,438.61 = 148,158.54 : x
  2. Step 2: Convert to fraction form
    447,733.26/671,438.61 = 148,158.54/x
  3. Step 3: Cross multiply
    447,733.26x = 671,438.61 × 148,158.54
  4. Step 4: Simplify right side
    447,733.26x = 99,479,364,157.23
  5. Step 5: Solve for x
    x = 99,479,364,157.23/447,733.26
  6. Step 6: Final answer
    x = 222,184.44

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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.