Home / 70,743.39-106,112.85-26,370.57

Finding the Fourth Proportional to 70,743.39, 106,112.85 and 26,370.57

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Solution

The fourth proportional to 70,743.39, 106,112.85 and 26,370.57 is: 39,555.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,743.39 : 106,112.85 = 26,370.57 : x
  2. Step 2: Convert to fraction form
    70,743.39/106,112.85 = 26,370.57/x
  3. Step 3: Cross multiply
    70,743.39x = 106,112.85 × 26,370.57
  4. Step 4: Simplify right side
    70,743.39x = 2,798,256,338.82
  5. Step 5: Solve for x
    x = 2,798,256,338.82/70,743.39
  6. Step 6: Final answer
    x = 39,555.02

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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.