Home / 94,712.76-130,704.39-51,692.58

Finding the Fourth Proportional to 94,712.76, 130,704.39 and 51,692.58

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Solution

The fourth proportional to 94,712.76, 130,704.39 and 51,692.58 is: 71,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,712.76 : 130,704.39 = 51,692.58 : x
  2. Step 2: Convert to fraction form
    94,712.76/130,704.39 = 51,692.58/x
  3. Step 3: Cross multiply
    94,712.76x = 130,704.39 × 51,692.58
  4. Step 4: Simplify right side
    94,712.76x = 6,756,447,136.43
  5. Step 5: Solve for x
    x = 6,756,447,136.43/94,712.76
  6. Step 6: Final answer
    x = 71,336.19

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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.