Home / 50,406.71-75,557.32-18,804.06

Finding the Fourth Proportional to 50,406.71, 75,557.32 and 18,804.06

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Solution

The fourth proportional to 50,406.71, 75,557.32 and 18,804.06 is: 28,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,406.71 : 75,557.32 = 18,804.06 : x
  2. Step 2: Convert to fraction form
    50,406.71/75,557.32 = 18,804.06/x
  3. Step 3: Cross multiply
    50,406.71x = 75,557.32 × 18,804.06
  4. Step 4: Simplify right side
    50,406.71x = 1,420,783,906.91
  5. Step 5: Solve for x
    x = 1,420,783,906.91/50,406.71
  6. Step 6: Final answer
    x = 28,186.40

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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.