Home / 54,429.48-81,644.22-14,986.98

Finding the Fourth Proportional to 54,429.48, 81,644.22 and 14,986.98

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Solution

The fourth proportional to 54,429.48, 81,644.22 and 14,986.98 is: 22,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.48 : 81,644.22 = 14,986.98 : x
  2. Step 2: Convert to fraction form
    54,429.48/81,644.22 = 14,986.98/x
  3. Step 3: Cross multiply
    54,429.48x = 81,644.22 × 14,986.98
  4. Step 4: Simplify right side
    54,429.48x = 1,223,600,292.26
  5. Step 5: Solve for x
    x = 1,223,600,292.26/54,429.48
  6. Step 6: Final answer
    x = 22,480.47

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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.