Home / 39,259.60-54,173.32-26,540.45

Finding the Fourth Proportional to 39,259.60, 54,173.32 and 26,540.45

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Solution

The fourth proportional to 39,259.60, 54,173.32 and 26,540.45 is: 36,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259.60 : 54,173.32 = 26,540.45 : x
  2. Step 2: Convert to fraction form
    39,259.60/54,173.32 = 26,540.45/x
  3. Step 3: Cross multiply
    39,259.60x = 54,173.32 × 26,540.45
  4. Step 4: Simplify right side
    39,259.60x = 1,437,784,290.79
  5. Step 5: Solve for x
    x = 1,437,784,290.79/39,259.60
  6. Step 6: Final answer
    x = 36,622.49

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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.