Home / 40,105.01-55,370.01-25,770.62

Finding the Fourth Proportional to 40,105.01, 55,370.01 and 25,770.62

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Solution

The fourth proportional to 40,105.01, 55,370.01 and 25,770.62 is: 35,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,105.01 : 55,370.01 = 25,770.62 : x
  2. Step 2: Convert to fraction form
    40,105.01/55,370.01 = 25,770.62/x
  3. Step 3: Cross multiply
    40,105.01x = 55,370.01 × 25,770.62
  4. Step 4: Simplify right side
    40,105.01x = 1,426,919,210.26
  5. Step 5: Solve for x
    x = 1,426,919,210.26/40,105.01
  6. Step 6: Final answer
    x = 35,579.58

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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.