Home / 77,743.56-116,632.32-25,158.36

Finding the Fourth Proportional to 77,743.56, 116,632.32 and 25,158.36

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Solution

The fourth proportional to 77,743.56, 116,632.32 and 25,158.36 is: 37,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,743.56 : 116,632.32 = 25,158.36 : x
  2. Step 2: Convert to fraction form
    77,743.56/116,632.32 = 25,158.36/x
  3. Step 3: Cross multiply
    77,743.56x = 116,632.32 × 25,158.36
  4. Step 4: Simplify right side
    77,743.56x = 2,934,277,894.20
  5. Step 5: Solve for x
    x = 2,934,277,894.20/77,743.56
  6. Step 6: Final answer
    x = 37,743.03

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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.