Home / 56,103.36-77,388.48-33,427.44

Finding the Fourth Proportional to 56,103.36, 77,388.48 and 33,427.44

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Solution

The fourth proportional to 56,103.36, 77,388.48 and 33,427.44 is: 46,109.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,103.36 : 77,388.48 = 33,427.44 : x
  2. Step 2: Convert to fraction form
    56,103.36/77,388.48 = 33,427.44/x
  3. Step 3: Cross multiply
    56,103.36x = 77,388.48 × 33,427.44
  4. Step 4: Simplify right side
    56,103.36x = 2,586,898,771.89
  5. Step 5: Solve for x
    x = 2,586,898,771.89/56,103.36
  6. Step 6: Final answer
    x = 46,109.52

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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.