Home / 55,641.48-83,467.40-18,201.80

Finding the Fourth Proportional to 55,641.48, 83,467.40 and 18,201.80

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Solution

The fourth proportional to 55,641.48, 83,467.40 and 18,201.80 is: 27,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,641.48 : 83,467.40 = 18,201.80 : x
  2. Step 2: Convert to fraction form
    55,641.48/83,467.40 = 18,201.80/x
  3. Step 3: Cross multiply
    55,641.48x = 83,467.40 × 18,201.80
  4. Step 4: Simplify right side
    55,641.48x = 1,519,256,412.97
  5. Step 5: Solve for x
    x = 1,519,256,412.97/55,641.48
  6. Step 6: Final answer
    x = 27,304.39

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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.