Home / 53,956.26-74,454.21-30,080.70

Finding the Fourth Proportional to 53,956.26, 74,454.21 and 30,080.70

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Solution

The fourth proportional to 53,956.26, 74,454.21 and 30,080.70 is: 41,508.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956.26 : 74,454.21 = 30,080.70 : x
  2. Step 2: Convert to fraction form
    53,956.26/74,454.21 = 30,080.70/x
  3. Step 3: Cross multiply
    53,956.26x = 74,454.21 × 30,080.70
  4. Step 4: Simplify right side
    53,956.26x = 2,239,634,754.75
  5. Step 5: Solve for x
    x = 2,239,634,754.75/53,956.26
  6. Step 6: Final answer
    x = 41,508.34

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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.