Home / 56,982.13-78,609.81-33,095.86

Finding the Fourth Proportional to 56,982.13, 78,609.81 and 33,095.86

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Solution

The fourth proportional to 56,982.13, 78,609.81 and 33,095.86 is: 45,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,982.13 : 78,609.81 = 33,095.86 : x
  2. Step 2: Convert to fraction form
    56,982.13/78,609.81 = 33,095.86/x
  3. Step 3: Cross multiply
    56,982.13x = 78,609.81 × 33,095.86
  4. Step 4: Simplify right side
    56,982.13x = 2,601,659,266.39
  5. Step 5: Solve for x
    x = 2,601,659,266.39/56,982.13
  6. Step 6: Final answer
    x = 45,657.46

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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.