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Finding the Fourth Proportional to 93,607.26, 129,245.67 and 57,846.30

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Solution

The fourth proportional to 93,607.26, 129,245.67 and 57,846.30 is: 79,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,607.26 : 129,245.67 = 57,846.30 : x
  2. Step 2: Convert to fraction form
    93,607.26/129,245.67 = 57,846.30/x
  3. Step 3: Cross multiply
    93,607.26x = 129,245.67 × 57,846.30
  4. Step 4: Simplify right side
    93,607.26x = 7,476,383,800.52
  5. Step 5: Solve for x
    x = 7,476,383,800.52/93,607.26
  6. Step 6: Final answer
    x = 79,869.70

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Similar ratio
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1.5x scale

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.