Home / 84,383.56-126,527.95-28,194.06

Finding the Fourth Proportional to 84,383.56, 126,527.95 and 28,194.06

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Solution

The fourth proportional to 84,383.56, 126,527.95 and 28,194.06 is: 42,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,383.56 : 126,527.95 = 28,194.06 : x
  2. Step 2: Convert to fraction form
    84,383.56/126,527.95 = 28,194.06/x
  3. Step 3: Cross multiply
    84,383.56x = 126,527.95 × 28,194.06
  4. Step 4: Simplify right side
    84,383.56x = 3,567,336,613.98
  5. Step 5: Solve for x
    x = 3,567,336,613.98/84,383.56
  6. Step 6: Final answer
    x = 42,275.26

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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.