Home / 54,273.58-74,897.10-30,400.48

Finding the Fourth Proportional to 54,273.58, 74,897.10 and 30,400.48

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Solution

The fourth proportional to 54,273.58, 74,897.10 and 30,400.48 is: 41,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,273.58 : 74,897.10 = 30,400.48 : x
  2. Step 2: Convert to fraction form
    54,273.58/74,897.10 = 30,400.48/x
  3. Step 3: Cross multiply
    54,273.58x = 74,897.10 × 30,400.48
  4. Step 4: Simplify right side
    54,273.58x = 2,276,907,790.61
  5. Step 5: Solve for x
    x = 2,276,907,790.61/54,273.58
  6. Step 6: Final answer
    x = 41,952.42

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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.