Home / 54,208.58-74,802.56-31,550.57

Finding the Fourth Proportional to 54,208.58, 74,802.56 and 31,550.57

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Solution

The fourth proportional to 54,208.58, 74,802.56 and 31,550.57 is: 43,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208.58 : 74,802.56 = 31,550.57 : x
  2. Step 2: Convert to fraction form
    54,208.58/74,802.56 = 31,550.57/x
  3. Step 3: Cross multiply
    54,208.58x = 74,802.56 × 31,550.57
  4. Step 4: Simplify right side
    54,208.58x = 2,360,062,873.69
  5. Step 5: Solve for x
    x = 2,360,062,873.69/54,208.58
  6. Step 6: Final answer
    x = 43,536.71

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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.