Home / 92,928.44-128,233.27-51,536.75

Finding the Fourth Proportional to 92,928.44, 128,233.27 and 51,536.75

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Solution

The fourth proportional to 92,928.44, 128,233.27 and 51,536.75 is: 71,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,928.44 : 128,233.27 = 51,536.75 : x
  2. Step 2: Convert to fraction form
    92,928.44/128,233.27 = 51,536.75/x
  3. Step 3: Cross multiply
    92,928.44x = 128,233.27 × 51,536.75
  4. Step 4: Simplify right side
    92,928.44x = 6,608,725,977.67
  5. Step 5: Solve for x
    x = 6,608,725,977.67/92,928.44
  6. Step 6: Final answer
    x = 71,116.29

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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.