Home / 64,856.52-97,284.96-18,109.80

Finding the Fourth Proportional to 64,856.52, 97,284.96 and 18,109.80

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Solution

The fourth proportional to 64,856.52, 97,284.96 and 18,109.80 is: 27,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,856.52 : 97,284.96 = 18,109.80 : x
  2. Step 2: Convert to fraction form
    64,856.52/97,284.96 = 18,109.80/x
  3. Step 3: Cross multiply
    64,856.52x = 97,284.96 × 18,109.80
  4. Step 4: Simplify right side
    64,856.52x = 1,761,811,168.61
  5. Step 5: Solve for x
    x = 1,761,811,168.61/64,856.52
  6. Step 6: Final answer
    x = 27,164.75

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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.