Home / 108,568.40-162,852.60-46,245.20

Finding the Fourth Proportional to 108,568.40, 162,852.60 and 46,245.20

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Solution

The fourth proportional to 108,568.40, 162,852.60 and 46,245.20 is: 69,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,568.40 : 162,852.60 = 46,245.20 : x
  2. Step 2: Convert to fraction form
    108,568.40/162,852.60 = 46,245.20/x
  3. Step 3: Cross multiply
    108,568.40x = 162,852.60 × 46,245.20
  4. Step 4: Simplify right side
    108,568.40x = 7,531,151,057.52
  5. Step 5: Solve for x
    x = 7,531,151,057.52/108,568.40
  6. Step 6: Final answer
    x = 69,367.80

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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.