Home / 62,114.58-85,661.55-40,584.78

Finding the Fourth Proportional to 62,114.58, 85,661.55 and 40,584.78

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Solution

The fourth proportional to 62,114.58, 85,661.55 and 40,584.78 is: 55,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,114.58 : 85,661.55 = 40,584.78 : x
  2. Step 2: Convert to fraction form
    62,114.58/85,661.55 = 40,584.78/x
  3. Step 3: Cross multiply
    62,114.58x = 85,661.55 × 40,584.78
  4. Step 4: Simplify right side
    62,114.58x = 3,476,555,161.21
  5. Step 5: Solve for x
    x = 3,476,555,161.21/62,114.58
  6. Step 6: Final answer
    x = 55,970.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.