Home / 54,159.54-74,740.73-30,287.52

Finding the Fourth Proportional to 54,159.54, 74,740.73 and 30,287.52

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Solution

The fourth proportional to 54,159.54, 74,740.73 and 30,287.52 is: 41,797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,159.54 : 74,740.73 = 30,287.52 : x
  2. Step 2: Convert to fraction form
    54,159.54/74,740.73 = 30,287.52/x
  3. Step 3: Cross multiply
    54,159.54x = 74,740.73 × 30,287.52
  4. Step 4: Simplify right side
    54,159.54x = 2,263,711,203.25
  5. Step 5: Solve for x
    x = 2,263,711,203.25/54,159.54
  6. Step 6: Final answer
    x = 41,797.09

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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.