Home / 54,284.04-74,916.36-30,416.04

Finding the Fourth Proportional to 54,284.04, 74,916.36 and 30,416.04

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Solution

The fourth proportional to 54,284.04, 74,916.36 and 30,416.04 is: 41,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.04 : 74,916.36 = 30,416.04 : x
  2. Step 2: Convert to fraction form
    54,284.04/74,916.36 = 30,416.04/x
  3. Step 3: Cross multiply
    54,284.04x = 74,916.36 × 30,416.04
  4. Step 4: Simplify right side
    54,284.04x = 2,278,659,002.41
  5. Step 5: Solve for x
    x = 2,278,659,002.41/54,284.04
  6. Step 6: Final answer
    x = 41,976.59

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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.