Home / 54,098.50-81,148.36-16,658.28

Finding the Fourth Proportional to 54,098.50, 81,148.36 and 16,658.28

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Solution

The fourth proportional to 54,098.50, 81,148.36 and 16,658.28 is: 24,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,098.50 : 81,148.36 = 16,658.28 : x
  2. Step 2: Convert to fraction form
    54,098.50/81,148.36 = 16,658.28/x
  3. Step 3: Cross multiply
    54,098.50x = 81,148.36 × 16,658.28
  4. Step 4: Simplify right side
    54,098.50x = 1,351,792,102.42
  5. Step 5: Solve for x
    x = 1,351,792,102.42/54,098.50
  6. Step 6: Final answer
    x = 24,987.61

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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.