Home / 54,080.80-74,627.29-29,880.74

Finding the Fourth Proportional to 54,080.80, 74,627.29 and 29,880.74

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Solution

The fourth proportional to 54,080.80, 74,627.29 and 29,880.74 is: 41,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,080.80 : 74,627.29 = 29,880.74 : x
  2. Step 2: Convert to fraction form
    54,080.80/74,627.29 = 29,880.74/x
  3. Step 3: Cross multiply
    54,080.80x = 74,627.29 × 29,880.74
  4. Step 4: Simplify right side
    54,080.80x = 2,229,918,649.39
  5. Step 5: Solve for x
    x = 2,229,918,649.39/54,080.80
  6. Step 6: Final answer
    x = 41,233.09

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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.