Home / 75,514.11-104,212.47-43,254.03

Finding the Fourth Proportional to 75,514.11, 104,212.47 and 43,254.03

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Solution

The fourth proportional to 75,514.11, 104,212.47 and 43,254.03 is: 59,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,514.11 : 104,212.47 = 43,254.03 : x
  2. Step 2: Convert to fraction form
    75,514.11/104,212.47 = 43,254.03/x
  3. Step 3: Cross multiply
    75,514.11x = 104,212.47 × 43,254.03
  4. Step 4: Simplify right side
    75,514.11x = 4,507,609,856.75
  5. Step 5: Solve for x
    x = 4,507,609,856.75/75,514.11
  6. Step 6: Final answer
    x = 59,692.29

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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.