Home / 108,568.08-162,827.82-52,405.92

Finding the Fourth Proportional to 108,568.08, 162,827.82 and 52,405.92

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Solution

The fourth proportional to 108,568.08, 162,827.82 and 52,405.92 is: 78,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,568.08 : 162,827.82 = 52,405.92 : x
  2. Step 2: Convert to fraction form
    108,568.08/162,827.82 = 52,405.92/x
  3. Step 3: Cross multiply
    108,568.08x = 162,827.82 × 52,405.92
  4. Step 4: Simplify right side
    108,568.08x = 8,533,141,708.69
  5. Step 5: Solve for x
    x = 8,533,141,708.69/108,568.08
  6. Step 6: Final answer
    x = 78,597.15

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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.