Home / 125,501.30-173,191.74-68,912.67

Finding the Fourth Proportional to 125,501.30, 173,191.74 and 68,912.67

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Solution

The fourth proportional to 125,501.30, 173,191.74 and 68,912.67 is: 95,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,501.30 : 173,191.74 = 68,912.67 : x
  2. Step 2: Convert to fraction form
    125,501.30/173,191.74 = 68,912.67/x
  3. Step 3: Cross multiply
    125,501.30x = 173,191.74 × 68,912.67
  4. Step 4: Simplify right side
    125,501.30x = 11,935,105,616.39
  5. Step 5: Solve for x
    x = 11,935,105,616.39/125,501.30
  6. Step 6: Final answer
    x = 95,099.46

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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.