Home / 54,137.86-81,210.90-14,698.05

Finding the Fourth Proportional to 54,137.86, 81,210.90 and 14,698.05

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Solution

The fourth proportional to 54,137.86, 81,210.90 and 14,698.05 is: 22,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.86 : 81,210.90 = 14,698.05 : x
  2. Step 2: Convert to fraction form
    54,137.86/81,210.90 = 14,698.05/x
  3. Step 3: Cross multiply
    54,137.86x = 81,210.90 × 14,698.05
  4. Step 4: Simplify right side
    54,137.86x = 1,193,641,868.75
  5. Step 5: Solve for x
    x = 1,193,641,868.75/54,137.86
  6. Step 6: Final answer
    x = 22,048.19

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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.