Home / 132,706.92-183,137.85-75,344.75

Finding the Fourth Proportional to 132,706.92, 183,137.85 and 75,344.75

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Solution

The fourth proportional to 132,706.92, 183,137.85 and 75,344.75 is: 103,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,706.92 : 183,137.85 = 75,344.75 : x
  2. Step 2: Convert to fraction form
    132,706.92/183,137.85 = 75,344.75/x
  3. Step 3: Cross multiply
    132,706.92x = 183,137.85 × 75,344.75
  4. Step 4: Simplify right side
    132,706.92x = 13,798,474,608.10
  5. Step 5: Solve for x
    x = 13,798,474,608.10/132,706.92
  6. Step 6: Final answer
    x = 103,977.05

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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.