Home / 54,273.02-74,897.54-31,611.42

Finding the Fourth Proportional to 54,273.02, 74,897.54 and 31,611.42

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Solution

The fourth proportional to 54,273.02, 74,897.54 and 31,611.42 is: 43,624.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,273.02 : 74,897.54 = 31,611.42 : x
  2. Step 2: Convert to fraction form
    54,273.02/74,897.54 = 31,611.42/x
  3. Step 3: Cross multiply
    54,273.02x = 74,897.54 × 31,611.42
  4. Step 4: Simplify right side
    54,273.02x = 2,367,617,554.39
  5. Step 5: Solve for x
    x = 2,367,617,554.39/54,273.02
  6. Step 6: Final answer
    x = 43,624.21

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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.