Home / 100,020.59-149,984.72-36,824.84

Finding the Fourth Proportional to 100,020.59, 149,984.72 and 36,824.84

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Solution

The fourth proportional to 100,020.59, 149,984.72 and 36,824.84 is: 55,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,020.59 : 149,984.72 = 36,824.84 : x
  2. Step 2: Convert to fraction form
    100,020.59/149,984.72 = 36,824.84/x
  3. Step 3: Cross multiply
    100,020.59x = 149,984.72 × 36,824.84
  4. Step 4: Simplify right side
    100,020.59x = 5,523,163,132.32
  5. Step 5: Solve for x
    x = 5,523,163,132.32/100,020.59
  6. Step 6: Final answer
    x = 55,220.26

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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.