Home / 448,546.01-672,948.89-133,010.51

Finding the Fourth Proportional to 448,546.01, 672,948.89 and 133,010.51

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Solution

The fourth proportional to 448,546.01, 672,948.89 and 133,010.51 is: 199,554.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,546.01 : 672,948.89 = 133,010.51 : x
  2. Step 2: Convert to fraction form
    448,546.01/672,948.89 = 133,010.51/x
  3. Step 3: Cross multiply
    448,546.01x = 672,948.89 × 133,010.51
  4. Step 4: Simplify right side
    448,546.01x = 89,509,275,062.83
  5. Step 5: Solve for x
    x = 89,509,275,062.83/448,546.01
  6. Step 6: Final answer
    x = 199,554.28

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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.