Home / 448,514.92-672,883.13-132,971.83

Finding the Fourth Proportional to 448,514.92, 672,883.13 and 132,971.83

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Solution

The fourth proportional to 448,514.92, 672,883.13 and 132,971.83 is: 199,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,514.92 : 672,883.13 = 132,971.83 : x
  2. Step 2: Convert to fraction form
    448,514.92/672,883.13 = 132,971.83/x
  3. Step 3: Cross multiply
    448,514.92x = 672,883.13 × 132,971.83
  4. Step 4: Simplify right side
    448,514.92x = 89,474,501,172.23
  5. Step 5: Solve for x
    x = 89,474,501,172.23/448,514.92
  6. Step 6: Final answer
    x = 199,490.58

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1.5x scale

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.