Home / 122,330.84-183,493.80-69,627.38

Finding the Fourth Proportional to 122,330.84, 183,493.80 and 69,627.38

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Solution

The fourth proportional to 122,330.84, 183,493.80 and 69,627.38 is: 104,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,330.84 : 183,493.80 = 69,627.38 : x
  2. Step 2: Convert to fraction form
    122,330.84/183,493.80 = 69,627.38/x
  3. Step 3: Cross multiply
    122,330.84x = 183,493.80 × 69,627.38
  4. Step 4: Simplify right side
    122,330.84x = 12,776,191,622.78
  5. Step 5: Solve for x
    x = 12,776,191,622.78/122,330.84
  6. Step 6: Final answer
    x = 104,439.67

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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.