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Finding the Fourth Proportional to 48,612.99, 67,085.94 and 26,256.99

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Solution

The fourth proportional to 48,612.99, 67,085.94 and 26,256.99 is: 36,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,612.99 : 67,085.94 = 26,256.99 : x
  2. Step 2: Convert to fraction form
    48,612.99/67,085.94 = 26,256.99/x
  3. Step 3: Cross multiply
    48,612.99x = 67,085.94 × 26,256.99
  4. Step 4: Simplify right side
    48,612.99x = 1,761,474,855.72
  5. Step 5: Solve for x
    x = 1,761,474,855.72/48,612.99
  6. Step 6: Final answer
    x = 36,234.65

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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.