Home / 53,828.21-74,319.51-33,693.23

Finding the Fourth Proportional to 53,828.21, 74,319.51 and 33,693.23

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Solution

The fourth proportional to 53,828.21, 74,319.51 and 33,693.23 is: 46,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.21 : 74,319.51 = 33,693.23 : x
  2. Step 2: Convert to fraction form
    53,828.21/74,319.51 = 33,693.23/x
  3. Step 3: Cross multiply
    53,828.21x = 74,319.51 × 33,693.23
  4. Step 4: Simplify right side
    53,828.21x = 2,504,063,972.32
  5. Step 5: Solve for x
    x = 2,504,063,972.32/53,828.21
  6. Step 6: Final answer
    x = 46,519.55

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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.