Home / 75,987.60-104,857.62-41,995.75

Finding the Fourth Proportional to 75,987.60, 104,857.62 and 41,995.75

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Solution

The fourth proportional to 75,987.60, 104,857.62 and 41,995.75 is: 57,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,987.60 : 104,857.62 = 41,995.75 : x
  2. Step 2: Convert to fraction form
    75,987.60/104,857.62 = 41,995.75/x
  3. Step 3: Cross multiply
    75,987.60x = 104,857.62 × 41,995.75
  4. Step 4: Simplify right side
    75,987.60x = 4,403,574,395.12
  5. Step 5: Solve for x
    x = 4,403,574,395.12/75,987.60
  6. Step 6: Final answer
    x = 57,951.22

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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.