Home / 77,742.42-116,617.26-25,156.02

Finding the Fourth Proportional to 77,742.42, 116,617.26 and 25,156.02

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Solution

The fourth proportional to 77,742.42, 116,617.26 and 25,156.02 is: 37,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,742.42 : 116,617.26 = 25,156.02 : x
  2. Step 2: Convert to fraction form
    77,742.42/116,617.26 = 25,156.02/x
  3. Step 3: Cross multiply
    77,742.42x = 116,617.26 × 25,156.02
  4. Step 4: Simplify right side
    77,742.42x = 2,933,626,124.91
  5. Step 5: Solve for x
    x = 2,933,626,124.91/77,742.42
  6. Step 6: Final answer
    x = 37,735.20

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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.