Home / 75,467.01-104,108.58-54,258.58

Finding the Fourth Proportional to 75,467.01, 104,108.58 and 54,258.58

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Solution

The fourth proportional to 75,467.01, 104,108.58 and 54,258.58 is: 74,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,467.01 : 104,108.58 = 54,258.58 : x
  2. Step 2: Convert to fraction form
    75,467.01/104,108.58 = 54,258.58/x
  3. Step 3: Cross multiply
    75,467.01x = 104,108.58 × 54,258.58
  4. Step 4: Simplify right side
    75,467.01x = 5,648,783,716.62
  5. Step 5: Solve for x
    x = 5,648,783,716.62/75,467.01
  6. Step 6: Final answer
    x = 74,851.03

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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.