Home / 120,023.48-179,811.66-75,058.76

Finding the Fourth Proportional to 120,023.48, 179,811.66 and 75,058.76

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Solution

The fourth proportional to 120,023.48, 179,811.66 and 75,058.76 is: 112,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,023.48 : 179,811.66 = 75,058.76 : x
  2. Step 2: Convert to fraction form
    120,023.48/179,811.66 = 75,058.76/x
  3. Step 3: Cross multiply
    120,023.48x = 179,811.66 × 75,058.76
  4. Step 4: Simplify right side
    120,023.48x = 13,496,440,233.14
  5. Step 5: Solve for x
    x = 13,496,440,233.14/120,023.48
  6. Step 6: Final answer
    x = 112,448.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.