Home / 75,437.89-104,104.31-41,448.55

Finding the Fourth Proportional to 75,437.89, 104,104.31 and 41,448.55

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Solution

The fourth proportional to 75,437.89, 104,104.31 and 41,448.55 is: 57,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.89 : 104,104.31 = 41,448.55 : x
  2. Step 2: Convert to fraction form
    75,437.89/104,104.31 = 41,448.55/x
  3. Step 3: Cross multiply
    75,437.89x = 104,104.31 × 41,448.55
  4. Step 4: Simplify right side
    75,437.89x = 4,314,972,698.25
  5. Step 5: Solve for x
    x = 4,314,972,698.25/75,437.89
  6. Step 6: Final answer
    x = 57,199.01

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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.