Home / 42,086.60-58,085.80-26,996.28

Finding the Fourth Proportional to 42,086.60, 58,085.80 and 26,996.28

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Solution

The fourth proportional to 42,086.60, 58,085.80 and 26,996.28 is: 37,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,086.60 : 58,085.80 = 26,996.28 : x
  2. Step 2: Convert to fraction form
    42,086.60/58,085.80 = 26,996.28/x
  3. Step 3: Cross multiply
    42,086.60x = 58,085.80 × 26,996.28
  4. Step 4: Simplify right side
    42,086.60x = 1,568,100,520.82
  5. Step 5: Solve for x
    x = 1,568,100,520.82/42,086.60
  6. Step 6: Final answer
    x = 37,258.90

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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.