Home / 98,627.52-136,103.25-55,606.63

Finding the Fourth Proportional to 98,627.52, 136,103.25 and 55,606.63

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Solution

The fourth proportional to 98,627.52, 136,103.25 and 55,606.63 is: 76,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,627.52 : 136,103.25 = 55,606.63 : x
  2. Step 2: Convert to fraction form
    98,627.52/136,103.25 = 55,606.63/x
  3. Step 3: Cross multiply
    98,627.52x = 136,103.25 × 55,606.63
  4. Step 4: Simplify right side
    98,627.52x = 7,568,243,304.56
  5. Step 5: Solve for x
    x = 7,568,243,304.56/98,627.52
  6. Step 6: Final answer
    x = 76,735.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.