Home / 94,134.84-129,906.44-51,114.40

Finding the Fourth Proportional to 94,134.84, 129,906.44 and 51,114.40

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Solution

The fourth proportional to 94,134.84, 129,906.44 and 51,114.40 is: 70,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,134.84 : 129,906.44 = 51,114.40 : x
  2. Step 2: Convert to fraction form
    94,134.84/129,906.44 = 51,114.40/x
  3. Step 3: Cross multiply
    94,134.84x = 129,906.44 × 51,114.40
  4. Step 4: Simplify right side
    94,134.84x = 6,640,089,736.74
  5. Step 5: Solve for x
    x = 6,640,089,736.74/94,134.84
  6. Step 6: Final answer
    x = 70,538.07

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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.