Home / 199,168.35-298,781.99-66,019.23

Finding the Fourth Proportional to 199,168.35, 298,781.99 and 66,019.23

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Solution

The fourth proportional to 199,168.35, 298,781.99 and 66,019.23 is: 99,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,168.35 : 298,781.99 = 66,019.23 : x
  2. Step 2: Convert to fraction form
    199,168.35/298,781.99 = 66,019.23/x
  3. Step 3: Cross multiply
    199,168.35x = 298,781.99 × 66,019.23
  4. Step 4: Simplify right side
    199,168.35x = 19,725,356,917.67
  5. Step 5: Solve for x
    x = 19,725,356,917.67/199,168.35
  6. Step 6: Final answer
    x = 99,038.61

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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.