Home / 120,587.93-166,408.74-69,596.66

Finding the Fourth Proportional to 120,587.93, 166,408.74 and 69,596.66

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Solution

The fourth proportional to 120,587.93, 166,408.74 and 69,596.66 is: 96,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,587.93 : 166,408.74 = 69,596.66 : x
  2. Step 2: Convert to fraction form
    120,587.93/166,408.74 = 69,596.66/x
  3. Step 3: Cross multiply
    120,587.93x = 166,408.74 × 69,596.66
  4. Step 4: Simplify right side
    120,587.93x = 11,581,492,498.81
  5. Step 5: Solve for x
    x = 11,581,492,498.81/120,587.93
  6. Step 6: Final answer
    x = 96,041.89

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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.