Home / 53,939.09-80,908.55-14,496.20

Finding the Fourth Proportional to 53,939.09, 80,908.55 and 14,496.20

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Solution

The fourth proportional to 53,939.09, 80,908.55 and 14,496.20 is: 21,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.09 : 80,908.55 = 14,496.20 : x
  2. Step 2: Convert to fraction form
    53,939.09/80,908.55 = 14,496.20/x
  3. Step 3: Cross multiply
    53,939.09x = 80,908.55 × 14,496.20
  4. Step 4: Simplify right side
    53,939.09x = 1,172,866,045.49
  5. Step 5: Solve for x
    x = 1,172,866,045.49/53,939.09
  6. Step 6: Final answer
    x = 21,744.27

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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.