Home / 66,984.03-100,405.89-22,595.49

Finding the Fourth Proportional to 66,984.03, 100,405.89 and 22,595.49

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Solution

The fourth proportional to 66,984.03, 100,405.89 and 22,595.49 is: 33,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,984.03 : 100,405.89 = 22,595.49 : x
  2. Step 2: Convert to fraction form
    66,984.03/100,405.89 = 22,595.49/x
  3. Step 3: Cross multiply
    66,984.03x = 100,405.89 × 22,595.49
  4. Step 4: Simplify right side
    66,984.03x = 2,268,720,283.44
  5. Step 5: Solve for x
    x = 2,268,720,283.44/66,984.03
  6. Step 6: Final answer
    x = 33,869.57

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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.