Home / 40,843.06-56,321.94-38,461.90

Finding the Fourth Proportional to 40,843.06, 56,321.94 and 38,461.90

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Solution

The fourth proportional to 40,843.06, 56,321.94 and 38,461.90 is: 53,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843.06 : 56,321.94 = 38,461.90 : x
  2. Step 2: Convert to fraction form
    40,843.06/56,321.94 = 38,461.90/x
  3. Step 3: Cross multiply
    40,843.06x = 56,321.94 × 38,461.90
  4. Step 4: Simplify right side
    40,843.06x = 2,166,248,824.09
  5. Step 5: Solve for x
    x = 2,166,248,824.09/40,843.06
  6. Step 6: Final answer
    x = 53,038.36

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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.