Home / 53,847.69-80,771.50-14,403.78

Finding the Fourth Proportional to 53,847.69, 80,771.50 and 14,403.78

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Solution

The fourth proportional to 53,847.69, 80,771.50 and 14,403.78 is: 21,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,847.69 : 80,771.50 = 14,403.78 : x
  2. Step 2: Convert to fraction form
    53,847.69/80,771.50 = 14,403.78/x
  3. Step 3: Cross multiply
    53,847.69x = 80,771.50 × 14,403.78
  4. Step 4: Simplify right side
    53,847.69x = 1,163,414,916.27
  5. Step 5: Solve for x
    x = 1,163,414,916.27/53,847.69
  6. Step 6: Final answer
    x = 21,605.66

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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.