Home / 96,838.11-145,256.85-25,760.66

Finding the Fourth Proportional to 96,838.11, 145,256.85 and 25,760.66

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Solution

The fourth proportional to 96,838.11, 145,256.85 and 25,760.66 is: 38,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,838.11 : 145,256.85 = 25,760.66 : x
  2. Step 2: Convert to fraction form
    96,838.11/145,256.85 = 25,760.66/x
  3. Step 3: Cross multiply
    96,838.11x = 145,256.85 × 25,760.66
  4. Step 4: Simplify right side
    96,838.11x = 3,741,911,599.24
  5. Step 5: Solve for x
    x = 3,741,911,599.24/96,838.11
  6. Step 6: Final answer
    x = 38,640.90

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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.