Home / 40,883.40-56,476.44-31,571.64

Finding the Fourth Proportional to 40,883.40, 56,476.44 and 31,571.64

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Solution

The fourth proportional to 40,883.40, 56,476.44 and 31,571.64 is: 43,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883.40 : 56,476.44 = 31,571.64 : x
  2. Step 2: Convert to fraction form
    40,883.40/56,476.44 = 31,571.64/x
  3. Step 3: Cross multiply
    40,883.40x = 56,476.44 × 31,571.64
  4. Step 4: Simplify right side
    40,883.40x = 1,783,053,832.16
  5. Step 5: Solve for x
    x = 1,783,053,832.16/40,883.40
  6. Step 6: Final answer
    x = 43,613.15

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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.