Home / 108,008.58-162,048.39-51,106.92

Finding the Fourth Proportional to 108,008.58, 162,048.39 and 51,106.92

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Solution

The fourth proportional to 108,008.58, 162,048.39 and 51,106.92 is: 76,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,008.58 : 162,048.39 = 51,106.92 : x
  2. Step 2: Convert to fraction form
    108,008.58/162,048.39 = 51,106.92/x
  3. Step 3: Cross multiply
    108,008.58x = 162,048.39 × 51,106.92
  4. Step 4: Simplify right side
    108,008.58x = 8,281,794,103.86
  5. Step 5: Solve for x
    x = 8,281,794,103.86/108,008.58
  6. Step 6: Final answer
    x = 76,677.19

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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.