Home / 122,452.76-183,503.90-69,753.35

Finding the Fourth Proportional to 122,452.76, 183,503.90 and 69,753.35

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Solution

The fourth proportional to 122,452.76, 183,503.90 and 69,753.35 is: 104,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,452.76 : 183,503.90 = 69,753.35 : x
  2. Step 2: Convert to fraction form
    122,452.76/183,503.90 = 69,753.35/x
  3. Step 3: Cross multiply
    122,452.76x = 183,503.90 × 69,753.35
  4. Step 4: Simplify right side
    122,452.76x = 12,800,012,396.21
  5. Step 5: Solve for x
    x = 12,800,012,396.21/122,452.76
  6. Step 6: Final answer
    x = 104,530.21

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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.