Home / 53,993.07-80,991.50-14,551.12

Finding the Fourth Proportional to 53,993.07, 80,991.50 and 14,551.12

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Solution

The fourth proportional to 53,993.07, 80,991.50 and 14,551.12 is: 21,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.07 : 80,991.50 = 14,551.12 : x
  2. Step 2: Convert to fraction form
    53,993.07/80,991.50 = 14,551.12/x
  3. Step 3: Cross multiply
    53,993.07x = 80,991.50 × 14,551.12
  4. Step 4: Simplify right side
    53,993.07x = 1,178,517,035.48
  5. Step 5: Solve for x
    x = 1,178,517,035.48/53,993.07
  6. Step 6: Final answer
    x = 21,827.19

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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.