Home / 192,975.35-289,482.66-66,599.15

Finding the Fourth Proportional to 192,975.35, 289,482.66 and 66,599.15

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Solution

The fourth proportional to 192,975.35, 289,482.66 and 66,599.15 is: 99,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,975.35 : 289,482.66 = 66,599.15 : x
  2. Step 2: Convert to fraction form
    192,975.35/289,482.66 = 66,599.15/x
  3. Step 3: Cross multiply
    192,975.35x = 289,482.66 × 66,599.15
  4. Step 4: Simplify right side
    192,975.35x = 19,279,297,648.33
  5. Step 5: Solve for x
    x = 19,279,297,648.33/192,975.35
  6. Step 6: Final answer
    x = 99,905.50

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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.