Home / 55,588.50-83,391.39-18,661.14

Finding the Fourth Proportional to 55,588.50, 83,391.39 and 18,661.14

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Solution

The fourth proportional to 55,588.50, 83,391.39 and 18,661.14 is: 27,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,588.50 : 83,391.39 = 18,661.14 : x
  2. Step 2: Convert to fraction form
    55,588.50/83,391.39 = 18,661.14/x
  3. Step 3: Cross multiply
    55,588.50x = 83,391.39 × 18,661.14
  4. Step 4: Simplify right side
    55,588.50x = 1,556,178,403.58
  5. Step 5: Solve for x
    x = 1,556,178,403.58/55,588.50
  6. Step 6: Final answer
    x = 27,994.61

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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.