Home / 96,181.56-132,732.99-53,742.78

Finding the Fourth Proportional to 96,181.56, 132,732.99 and 53,742.78

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Solution

The fourth proportional to 96,181.56, 132,732.99 and 53,742.78 is: 74,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,181.56 : 132,732.99 = 53,742.78 : x
  2. Step 2: Convert to fraction form
    96,181.56/132,732.99 = 53,742.78/x
  3. Step 3: Cross multiply
    96,181.56x = 132,732.99 × 53,742.78
  4. Step 4: Simplify right side
    96,181.56x = 7,133,439,880.31
  5. Step 5: Solve for x
    x = 7,133,439,880.31/96,181.56
  6. Step 6: Final answer
    x = 74,166.40

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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.