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Finding the Fourth Proportional to 40,859, 56,347.98 and 26,503.88

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Solution

The fourth proportional to 40,859, 56,347.98 and 26,503.88 is: 36,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859 : 56,347.98 = 26,503.88 : x
  2. Step 2: Convert to fraction form
    40,859/56,347.98 = 26,503.88/x
  3. Step 3: Cross multiply
    40,859x = 56,347.98 × 26,503.88
  4. Step 4: Simplify right side
    40,859x = 1,493,440,100.16
  5. Step 5: Solve for x
    x = 1,493,440,100.16/40,859
  6. Step 6: Final answer
    x = 36,551.07

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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.