Home / 103,684.03-155,563.53-36,226.06

Finding the Fourth Proportional to 103,684.03, 155,563.53 and 36,226.06

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Solution

The fourth proportional to 103,684.03, 155,563.53 and 36,226.06 is: 54,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.03 : 155,563.53 = 36,226.06 : x
  2. Step 2: Convert to fraction form
    103,684.03/155,563.53 = 36,226.06/x
  3. Step 3: Cross multiply
    103,684.03x = 155,563.53 × 36,226.06
  4. Step 4: Simplify right side
    103,684.03x = 5,635,453,771.59
  5. Step 5: Solve for x
    x = 5,635,453,771.59/103,684.03
  6. Step 6: Final answer
    x = 54,352.19

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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.