Home / 75,350.16-103,983.32-41,358.84

Finding the Fourth Proportional to 75,350.16, 103,983.32 and 41,358.84

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Solution

The fourth proportional to 75,350.16, 103,983.32 and 41,358.84 is: 57,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,350.16 : 103,983.32 = 41,358.84 : x
  2. Step 2: Convert to fraction form
    75,350.16/103,983.32 = 41,358.84/x
  3. Step 3: Cross multiply
    75,350.16x = 103,983.32 × 41,358.84
  4. Step 4: Simplify right side
    75,350.16x = 4,300,629,494.55
  5. Step 5: Solve for x
    x = 4,300,629,494.55/75,350.16
  6. Step 6: Final answer
    x = 57,075.25

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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.