Home / 53,879.12-74,327.46-41,860.20

Finding the Fourth Proportional to 53,879.12, 74,327.46 and 41,860.20

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Solution

The fourth proportional to 53,879.12, 74,327.46 and 41,860.20 is: 57,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,879.12 : 74,327.46 = 41,860.20 : x
  2. Step 2: Convert to fraction form
    53,879.12/74,327.46 = 41,860.20/x
  3. Step 3: Cross multiply
    53,879.12x = 74,327.46 × 41,860.20
  4. Step 4: Simplify right side
    53,879.12x = 3,111,362,462.84
  5. Step 5: Solve for x
    x = 3,111,362,462.84/53,879.12
  6. Step 6: Final answer
    x = 57,747.09

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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.