Home / 54,292.58-74,924.60-31,631.01

Finding the Fourth Proportional to 54,292.58, 74,924.60 and 31,631.01

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Solution

The fourth proportional to 54,292.58, 74,924.60 and 31,631.01 is: 43,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,292.58 : 74,924.60 = 31,631.01 : x
  2. Step 2: Convert to fraction form
    54,292.58/74,924.60 = 31,631.01/x
  3. Step 3: Cross multiply
    54,292.58x = 74,924.60 × 31,631.01
  4. Step 4: Simplify right side
    54,292.58x = 2,369,940,332.72
  5. Step 5: Solve for x
    x = 2,369,940,332.72/54,292.58
  6. Step 6: Final answer
    x = 43,651.28

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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.