Home / 40,320.23-60,481.71-14,025.20

Finding the Fourth Proportional to 40,320.23, 60,481.71 and 14,025.20

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Solution

The fourth proportional to 40,320.23, 60,481.71 and 14,025.20 is: 21,038.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.23 : 60,481.71 = 14,025.20 : x
  2. Step 2: Convert to fraction form
    40,320.23/60,481.71 = 14,025.20/x
  3. Step 3: Cross multiply
    40,320.23x = 60,481.71 × 14,025.20
  4. Step 4: Simplify right side
    40,320.23x = 848,268,079.09
  5. Step 5: Solve for x
    x = 848,268,079.09/40,320.23
  6. Step 6: Final answer
    x = 21,038.27

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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.