Home / 45,968.40-68,952.60-18,266.40

Finding the Fourth Proportional to 45,968.40, 68,952.60 and 18,266.40

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Solution

The fourth proportional to 45,968.40, 68,952.60 and 18,266.40 is: 27,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,968.40 : 68,952.60 = 18,266.40 : x
  2. Step 2: Convert to fraction form
    45,968.40/68,952.60 = 18,266.40/x
  3. Step 3: Cross multiply
    45,968.40x = 68,952.60 × 18,266.40
  4. Step 4: Simplify right side
    45,968.40x = 1,259,515,772.64
  5. Step 5: Solve for x
    x = 1,259,515,772.64/45,968.40
  6. Step 6: Final answer
    x = 27,399.60

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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.