Home / 64,897.83-97,346.16-20,524.61

Finding the Fourth Proportional to 64,897.83, 97,346.16 and 20,524.61

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Solution

The fourth proportional to 64,897.83, 97,346.16 and 20,524.61 is: 30,786.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897.83 : 97,346.16 = 20,524.61 : x
  2. Step 2: Convert to fraction form
    64,897.83/97,346.16 = 20,524.61/x
  3. Step 3: Cross multiply
    64,897.83x = 97,346.16 × 20,524.61
  4. Step 4: Simplify right side
    64,897.83x = 1,997,992,212.36
  5. Step 5: Solve for x
    x = 1,997,992,212.36/64,897.83
  6. Step 6: Final answer
    x = 30,786.73

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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.