Home / 42,216.44-58,261.38-28,059.80

Finding the Fourth Proportional to 42,216.44, 58,261.38 and 28,059.80

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Solution

The fourth proportional to 42,216.44, 58,261.38 and 28,059.80 is: 38,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,216.44 : 58,261.38 = 28,059.80 : x
  2. Step 2: Convert to fraction form
    42,216.44/58,261.38 = 28,059.80/x
  3. Step 3: Cross multiply
    42,216.44x = 58,261.38 × 28,059.80
  4. Step 4: Simplify right side
    42,216.44x = 1,634,802,670.52
  5. Step 5: Solve for x
    x = 1,634,802,670.52/42,216.44
  6. Step 6: Final answer
    x = 38,724.31

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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.