Home / 150,308.16-207,427.68-83,241.60

Finding the Fourth Proportional to 150,308.16, 207,427.68 and 83,241.60

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Solution

The fourth proportional to 150,308.16, 207,427.68 and 83,241.60 is: 114,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,308.16 : 207,427.68 = 83,241.60 : x
  2. Step 2: Convert to fraction form
    150,308.16/207,427.68 = 83,241.60/x
  3. Step 3: Cross multiply
    150,308.16x = 207,427.68 × 83,241.60
  4. Step 4: Simplify right side
    150,308.16x = 17,266,611,967.49
  5. Step 5: Solve for x
    x = 17,266,611,967.49/150,308.16
  6. Step 6: Final answer
    x = 114,874.75

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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.