Home / 75,063.05-103,588.34-41,074.54

Finding the Fourth Proportional to 75,063.05, 103,588.34 and 41,074.54

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Solution

The fourth proportional to 75,063.05, 103,588.34 and 41,074.54 is: 56,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,063.05 : 103,588.34 = 41,074.54 : x
  2. Step 2: Convert to fraction form
    75,063.05/103,588.34 = 41,074.54/x
  3. Step 3: Cross multiply
    75,063.05x = 103,588.34 × 41,074.54
  4. Step 4: Simplify right side
    75,063.05x = 4,254,843,533.20
  5. Step 5: Solve for x
    x = 4,254,843,533.20/75,063.05
  6. Step 6: Final answer
    x = 56,683.59

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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.