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Finding the Fourth Proportional to 94,884.84, 130,935.78 and 52,440.54

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Solution

The fourth proportional to 94,884.84, 130,935.78 and 52,440.54 is: 72,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,884.84 : 130,935.78 = 52,440.54 : x
  2. Step 2: Convert to fraction form
    94,884.84/130,935.78 = 52,440.54/x
  3. Step 3: Cross multiply
    94,884.84x = 130,935.78 × 52,440.54
  4. Step 4: Simplify right side
    94,884.84x = 6,866,343,008.52
  5. Step 5: Solve for x
    x = 6,866,343,008.52/94,884.84
  6. Step 6: Final answer
    x = 72,365.02

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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.