Home / 65,536.56-98,293.91-18,778.50

Finding the Fourth Proportional to 65,536.56, 98,293.91 and 18,778.50

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Solution

The fourth proportional to 65,536.56, 98,293.91 and 18,778.50 is: 28,164.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536.56 : 98,293.91 = 18,778.50 : x
  2. Step 2: Convert to fraction form
    65,536.56/98,293.91 = 18,778.50/x
  3. Step 3: Cross multiply
    65,536.56x = 98,293.91 × 18,778.50
  4. Step 4: Simplify right side
    65,536.56x = 1,845,812,095.04
  5. Step 5: Solve for x
    x = 1,845,812,095.04/65,536.56
  6. Step 6: Final answer
    x = 28,164.62

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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.