Home / 75,714.82-104,485.05-41,726.45

Finding the Fourth Proportional to 75,714.82, 104,485.05 and 41,726.45

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Solution

The fourth proportional to 75,714.82, 104,485.05 and 41,726.45 is: 57,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714.82 : 104,485.05 = 41,726.45 : x
  2. Step 2: Convert to fraction form
    75,714.82/104,485.05 = 41,726.45/x
  3. Step 3: Cross multiply
    75,714.82x = 104,485.05 × 41,726.45
  4. Step 4: Simplify right side
    75,714.82x = 4,359,790,475.79
  5. Step 5: Solve for x
    x = 4,359,790,475.79/75,714.82
  6. Step 6: Final answer
    x = 57,581.73

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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.