Home / 53,968.19-74,496.62-40,578.33

Finding the Fourth Proportional to 53,968.19, 74,496.62 and 40,578.33

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Solution

The fourth proportional to 53,968.19, 74,496.62 and 40,578.33 is: 56,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,968.19 : 74,496.62 = 40,578.33 : x
  2. Step 2: Convert to fraction form
    53,968.19/74,496.62 = 40,578.33/x
  3. Step 3: Cross multiply
    53,968.19x = 74,496.62 × 40,578.33
  4. Step 4: Simplify right side
    53,968.19x = 3,022,948,531.69
  5. Step 5: Solve for x
    x = 3,022,948,531.69/53,968.19
  6. Step 6: Final answer
    x = 56,013.52

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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.