Home / 108,093.12-162,029.52-61,247.04

Finding the Fourth Proportional to 108,093.12, 162,029.52 and 61,247.04

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Solution

The fourth proportional to 108,093.12, 162,029.52 and 61,247.04 is: 91,808.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,093.12 : 162,029.52 = 61,247.04 : x
  2. Step 2: Convert to fraction form
    108,093.12/162,029.52 = 61,247.04/x
  3. Step 3: Cross multiply
    108,093.12x = 162,029.52 × 61,247.04
  4. Step 4: Simplify right side
    108,093.12x = 9,923,828,492.62
  5. Step 5: Solve for x
    x = 9,923,828,492.62/108,093.12
  6. Step 6: Final answer
    x = 91,808.14

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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.