Home / 54,170.48-74,755.51-30,297.15

Finding the Fourth Proportional to 54,170.48, 74,755.51 and 30,297.15

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Solution

The fourth proportional to 54,170.48, 74,755.51 and 30,297.15 is: 41,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,170.48 : 74,755.51 = 30,297.15 : x
  2. Step 2: Convert to fraction form
    54,170.48/74,755.51 = 30,297.15/x
  3. Step 3: Cross multiply
    54,170.48x = 74,755.51 × 30,297.15
  4. Step 4: Simplify right side
    54,170.48x = 2,264,878,824.05
  5. Step 5: Solve for x
    x = 2,264,878,824.05/54,170.48
  6. Step 6: Final answer
    x = 41,810.20

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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.