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Finding the Fourth Proportional to 94,503.84, 130,418.64 and 52,065.60

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Solution

The fourth proportional to 94,503.84, 130,418.64 and 52,065.60 is: 71,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,503.84 : 130,418.64 = 52,065.60 : x
  2. Step 2: Convert to fraction form
    94,503.84/130,418.64 = 52,065.60/x
  3. Step 3: Cross multiply
    94,503.84x = 130,418.64 × 52,065.60
  4. Step 4: Simplify right side
    94,503.84x = 6,790,324,742.78
  5. Step 5: Solve for x
    x = 6,790,324,742.78/94,503.84
  6. Step 6: Final answer
    x = 71,852.37

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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.