Home / 40,637.21-55,954.73-35,573.09

Finding the Fourth Proportional to 40,637.21, 55,954.73 and 35,573.09

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Solution

The fourth proportional to 40,637.21, 55,954.73 and 35,573.09 is: 48,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,637.21 : 55,954.73 = 35,573.09 : x
  2. Step 2: Convert to fraction form
    40,637.21/55,954.73 = 35,573.09/x
  3. Step 3: Cross multiply
    40,637.21x = 55,954.73 × 35,573.09
  4. Step 4: Simplify right side
    40,637.21x = 1,990,482,455.37
  5. Step 5: Solve for x
    x = 1,990,482,455.37/40,637.21
  6. Step 6: Final answer
    x = 48,981.78

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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.