Home / 77,741.41-116,615.76-25,155.01

Finding the Fourth Proportional to 77,741.41, 116,615.76 and 25,155.01

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Solution

The fourth proportional to 77,741.41, 116,615.76 and 25,155.01 is: 37,733.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,741.41 : 116,615.76 = 25,155.01 : x
  2. Step 2: Convert to fraction form
    77,741.41/116,615.76 = 25,155.01/x
  3. Step 3: Cross multiply
    77,741.41x = 116,615.76 × 25,155.01
  4. Step 4: Simplify right side
    77,741.41x = 2,933,470,608.96
  5. Step 5: Solve for x
    x = 2,933,470,608.96/77,741.41
  6. Step 6: Final answer
    x = 37,733.69

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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.