Home / 448,439.14-672,544.10-132,822.24

Finding the Fourth Proportional to 448,439.14, 672,544.10 and 132,822.24

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Solution

The fourth proportional to 448,439.14, 672,544.10 and 132,822.24 is: 199,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,439.14 : 672,544.10 = 132,822.24 : x
  2. Step 2: Convert to fraction form
    448,439.14/672,544.10 = 132,822.24/x
  3. Step 3: Cross multiply
    448,439.14x = 672,544.10 × 132,822.24
  4. Step 4: Simplify right side
    448,439.14x = 89,328,809,833.95
  5. Step 5: Solve for x
    x = 89,328,809,833.95/448,439.14
  6. Step 6: Final answer
    x = 199,199.40

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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.