Home / 55,054.02-75,974.13-29,903.70

Finding the Fourth Proportional to 55,054.02, 75,974.13 and 29,903.70

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Solution

The fourth proportional to 55,054.02, 75,974.13 and 29,903.70 is: 41,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054.02 : 75,974.13 = 29,903.70 : x
  2. Step 2: Convert to fraction form
    55,054.02/75,974.13 = 29,903.70/x
  3. Step 3: Cross multiply
    55,054.02x = 75,974.13 × 29,903.70
  4. Step 4: Simplify right side
    55,054.02x = 2,271,907,591.28
  5. Step 5: Solve for x
    x = 2,271,907,591.28/55,054.02
  6. Step 6: Final answer
    x = 41,266.88

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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.