Home / 88,120.41-132,175.95-54,392.82

Finding the Fourth Proportional to 88,120.41, 132,175.95 and 54,392.82

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Solution

The fourth proportional to 88,120.41, 132,175.95 and 54,392.82 is: 81,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,120.41 : 132,175.95 = 54,392.82 : x
  2. Step 2: Convert to fraction form
    88,120.41/132,175.95 = 54,392.82/x
  3. Step 3: Cross multiply
    88,120.41x = 132,175.95 × 54,392.82
  4. Step 4: Simplify right side
    88,120.41x = 7,189,422,656.68
  5. Step 5: Solve for x
    x = 7,189,422,656.68/88,120.41
  6. Step 6: Final answer
    x = 81,586.35

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1.5x scale

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.