Home / 56,034.06-77,327.91-30,883.74

Finding the Fourth Proportional to 56,034.06, 77,327.91 and 30,883.74

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Solution

The fourth proportional to 56,034.06, 77,327.91 and 30,883.74 is: 42,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,034.06 : 77,327.91 = 30,883.74 : x
  2. Step 2: Convert to fraction form
    56,034.06/77,327.91 = 30,883.74/x
  3. Step 3: Cross multiply
    56,034.06x = 77,327.91 × 30,883.74
  4. Step 4: Simplify right side
    56,034.06x = 2,388,175,067.18
  5. Step 5: Solve for x
    x = 2,388,175,067.18/56,034.06
  6. Step 6: Final answer
    x = 42,620.06

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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.