Home / 75,028.88-103,538.68-41,036.60

Finding the Fourth Proportional to 75,028.88, 103,538.68 and 41,036.60

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Solution

The fourth proportional to 75,028.88, 103,538.68 and 41,036.60 is: 56,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,028.88 : 103,538.68 = 41,036.60 : x
  2. Step 2: Convert to fraction form
    75,028.88/103,538.68 = 41,036.60/x
  3. Step 3: Cross multiply
    75,028.88x = 103,538.68 × 41,036.60
  4. Step 4: Simplify right side
    75,028.88x = 4,248,875,395.69
  5. Step 5: Solve for x
    x = 4,248,875,395.69/75,028.88
  6. Step 6: Final answer
    x = 56,629.87

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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.