Home / 53,861.19-80,790.60-14,418.30

Finding the Fourth Proportional to 53,861.19, 80,790.60 and 14,418.30

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Solution

The fourth proportional to 53,861.19, 80,790.60 and 14,418.30 is: 21,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.19 : 80,790.60 = 14,418.30 : x
  2. Step 2: Convert to fraction form
    53,861.19/80,790.60 = 14,418.30/x
  3. Step 3: Cross multiply
    53,861.19x = 80,790.60 × 14,418.30
  4. Step 4: Simplify right side
    53,861.19x = 1,164,863,107.98
  5. Step 5: Solve for x
    x = 1,164,863,107.98/53,861.19
  6. Step 6: Final answer
    x = 21,627.13

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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.