Home / 192,199.43-265,219.93-111,613.70

Finding the Fourth Proportional to 192,199.43, 265,219.93 and 111,613.70

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Solution

The fourth proportional to 192,199.43, 265,219.93 and 111,613.70 is: 154,018.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,199.43 : 265,219.93 = 111,613.70 : x
  2. Step 2: Convert to fraction form
    192,199.43/265,219.93 = 111,613.70/x
  3. Step 3: Cross multiply
    192,199.43x = 265,219.93 × 111,613.70
  4. Step 4: Simplify right side
    192,199.43x = 29,602,177,701.04
  5. Step 5: Solve for x
    x = 29,602,177,701.04/192,199.43
  6. Step 6: Final answer
    x = 154,018.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.