Home / 77,829.77-116,761.06-25,235.16

Finding the Fourth Proportional to 77,829.77, 116,761.06 and 25,235.16

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Solution

The fourth proportional to 77,829.77, 116,761.06 and 25,235.16 is: 37,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,829.77 : 116,761.06 = 25,235.16 : x
  2. Step 2: Convert to fraction form
    77,829.77/116,761.06 = 25,235.16/x
  3. Step 3: Cross multiply
    77,829.77x = 116,761.06 × 25,235.16
  4. Step 4: Simplify right side
    77,829.77x = 2,946,483,624.56
  5. Step 5: Solve for x
    x = 2,946,483,624.56/77,829.77
  6. Step 6: Final answer
    x = 37,858.05

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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.