Home / 112,076.10-168,308.55-108,576.90

Finding the Fourth Proportional to 112,076.10, 168,308.55 and 108,576.90

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Solution

The fourth proportional to 112,076.10, 168,308.55 and 108,576.90 is: 163,053.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,076.10 : 168,308.55 = 108,576.90 : x
  2. Step 2: Convert to fraction form
    112,076.10/168,308.55 = 108,576.90/x
  3. Step 3: Cross multiply
    112,076.10x = 168,308.55 × 108,576.90
  4. Step 4: Simplify right side
    112,076.10x = 18,274,420,602.50
  5. Step 5: Solve for x
    x = 18,274,420,602.50/112,076.10
  6. Step 6: Final answer
    x = 163,053.68

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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.