Home / 51,583.02-71,197.23-31,451

Finding the Fourth Proportional to 51,583.02, 71,197.23 and 31,451

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Solution

The fourth proportional to 51,583.02, 71,197.23 and 31,451 is: 43,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,583.02 : 71,197.23 = 31,451 : x
  2. Step 2: Convert to fraction form
    51,583.02/71,197.23 = 31,451/x
  3. Step 3: Cross multiply
    51,583.02x = 71,197.23 × 31,451
  4. Step 4: Simplify right side
    51,583.02x = 2,239,224,080.73
  5. Step 5: Solve for x
    x = 2,239,224,080.73/51,583.02
  6. Step 6: Final answer
    x = 43,410.10

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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.