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Finding the Fourth Proportional to 64,301, 96,451.51 and 26,840.64

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Solution

The fourth proportional to 64,301, 96,451.51 and 26,840.64 is: 40,260.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,301 : 96,451.51 = 26,840.64 : x
  2. Step 2: Convert to fraction form
    64,301/96,451.51 = 26,840.64/x
  3. Step 3: Cross multiply
    64,301x = 96,451.51 × 26,840.64
  4. Step 4: Simplify right side
    64,301x = 2,588,820,257.37
  5. Step 5: Solve for x
    x = 2,588,820,257.37/64,301
  6. Step 6: Final answer
    x = 40,260.96

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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.