Home / 196,314.39-270,927.90-111,436.92

Finding the Fourth Proportional to 196,314.39, 270,927.90 and 111,436.92

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Solution

The fourth proportional to 196,314.39, 270,927.90 and 111,436.92 is: 153,790.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,314.39 : 270,927.90 = 111,436.92 : x
  2. Step 2: Convert to fraction form
    196,314.39/270,927.90 = 111,436.92/x
  3. Step 3: Cross multiply
    196,314.39x = 270,927.90 × 111,436.92
  4. Step 4: Simplify right side
    196,314.39x = 30,191,370,718.07
  5. Step 5: Solve for x
    x = 30,191,370,718.07/196,314.39
  6. Step 6: Final answer
    x = 153,790.92

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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.