Home / 48,259.44-66,630.47-30,137.72

Finding the Fourth Proportional to 48,259.44, 66,630.47 and 30,137.72

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Solution

The fourth proportional to 48,259.44, 66,630.47 and 30,137.72 is: 41,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,259.44 : 66,630.47 = 30,137.72 : x
  2. Step 2: Convert to fraction form
    48,259.44/66,630.47 = 30,137.72/x
  3. Step 3: Cross multiply
    48,259.44x = 66,630.47 × 30,137.72
  4. Step 4: Simplify right side
    48,259.44x = 2,008,089,964.49
  5. Step 5: Solve for x
    x = 2,008,089,964.49/48,259.44
  6. Step 6: Final answer
    x = 41,610.30

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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.