Home / 102,234.96-153,182.34-35,638.38

Finding the Fourth Proportional to 102,234.96, 153,182.34 and 35,638.38

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Solution

The fourth proportional to 102,234.96, 153,182.34 and 35,638.38 is: 53,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,234.96 : 153,182.34 = 35,638.38 : x
  2. Step 2: Convert to fraction form
    102,234.96/153,182.34 = 35,638.38/x
  3. Step 3: Cross multiply
    102,234.96x = 153,182.34 × 35,638.38
  4. Step 4: Simplify right side
    102,234.96x = 5,459,170,442.21
  5. Step 5: Solve for x
    x = 5,459,170,442.21/102,234.96
  6. Step 6: Final answer
    x = 53,398.27

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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.