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Finding the Fourth Proportional to 34,866.54, 48,115.83 and 18,950.99

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Solution

The fourth proportional to 34,866.54, 48,115.83 and 18,950.99 is: 26,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,866.54 : 48,115.83 = 18,950.99 : x
  2. Step 2: Convert to fraction form
    34,866.54/48,115.83 = 18,950.99/x
  3. Step 3: Cross multiply
    34,866.54x = 48,115.83 × 18,950.99
  4. Step 4: Simplify right side
    34,866.54x = 911,842,613.17
  5. Step 5: Solve for x
    x = 911,842,613.17/34,866.54
  6. Step 6: Final answer
    x = 26,152.37

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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.