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Finding the Fourth Proportional to 40,596.76, 60,900 and 14,296.06

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Solution

The fourth proportional to 40,596.76, 60,900 and 14,296.06 is: 21,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,596.76 : 60,900 = 14,296.06 : x
  2. Step 2: Convert to fraction form
    40,596.76/60,900 = 14,296.06/x
  3. Step 3: Cross multiply
    40,596.76x = 60,900 × 14,296.06
  4. Step 4: Simplify right side
    40,596.76x = 870,630,054
  5. Step 5: Solve for x
    x = 870,630,054/40,596.76
  6. Step 6: Final answer
    x = 21,445.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.