Home / 40,768.39-56,236.48-25,637.05

Finding the Fourth Proportional to 40,768.39, 56,236.48 and 25,637.05

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Solution

The fourth proportional to 40,768.39, 56,236.48 and 25,637.05 is: 35,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.39 : 56,236.48 = 25,637.05 : x
  2. Step 2: Convert to fraction form
    40,768.39/56,236.48 = 25,637.05/x
  3. Step 3: Cross multiply
    40,768.39x = 56,236.48 × 25,637.05
  4. Step 4: Simplify right side
    40,768.39x = 1,441,737,449.58
  5. Step 5: Solve for x
    x = 1,441,737,449.58/40,768.39
  6. Step 6: Final answer
    x = 35,364.10

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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.