Home / 195,743.50-270,126.30-106,319.50

Finding the Fourth Proportional to 195,743.50, 270,126.30 and 106,319.50

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Solution

The fourth proportional to 195,743.50, 270,126.30 and 106,319.50 is: 146,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,743.50 : 270,126.30 = 106,319.50 : x
  2. Step 2: Convert to fraction form
    195,743.50/270,126.30 = 106,319.50/x
  3. Step 3: Cross multiply
    195,743.50x = 270,126.30 × 106,319.50
  4. Step 4: Simplify right side
    195,743.50x = 28,719,693,152.85
  5. Step 5: Solve for x
    x = 28,719,693,152.85/195,743.50
  6. Step 6: Final answer
    x = 146,721.06

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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.