Home / 54,003.65-74,524.74-30,130.26

Finding the Fourth Proportional to 54,003.65, 74,524.74 and 30,130.26

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Solution

The fourth proportional to 54,003.65, 74,524.74 and 30,130.26 is: 41,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,003.65 : 74,524.74 = 30,130.26 : x
  2. Step 2: Convert to fraction form
    54,003.65/74,524.74 = 30,130.26/x
  3. Step 3: Cross multiply
    54,003.65x = 74,524.74 × 30,130.26
  4. Step 4: Simplify right side
    54,003.65x = 2,245,449,792.63
  5. Step 5: Solve for x
    x = 2,245,449,792.63/54,003.65
  6. Step 6: Final answer
    x = 41,579.60

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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.