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Finding the Fourth Proportional to 94,315.68, 130,153.50 and 51,873.30

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Solution

The fourth proportional to 94,315.68, 130,153.50 and 51,873.30 is: 71,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,315.68 : 130,153.50 = 51,873.30 : x
  2. Step 2: Convert to fraction form
    94,315.68/130,153.50 = 51,873.30/x
  3. Step 3: Cross multiply
    94,315.68x = 130,153.50 × 51,873.30
  4. Step 4: Simplify right side
    94,315.68x = 6,751,491,551.55
  5. Step 5: Solve for x
    x = 6,751,491,551.55/94,315.68
  6. Step 6: Final answer
    x = 71,583.98

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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.