Home / 54,104.36-81,153.50-14,658.57

Finding the Fourth Proportional to 54,104.36, 81,153.50 and 14,658.57

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Solution

The fourth proportional to 54,104.36, 81,153.50 and 14,658.57 is: 21,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.36 : 81,153.50 = 14,658.57 : x
  2. Step 2: Convert to fraction form
    54,104.36/81,153.50 = 14,658.57/x
  3. Step 3: Cross multiply
    54,104.36x = 81,153.50 × 14,658.57
  4. Step 4: Simplify right side
    54,104.36x = 1,189,594,187.20
  5. Step 5: Solve for x
    x = 1,189,594,187.20/54,104.36
  6. Step 6: Final answer
    x = 21,987.03

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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.