Home / 115,853.16-173,485.62-97,083.84

Finding the Fourth Proportional to 115,853.16, 173,485.62 and 97,083.84

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Solution

The fourth proportional to 115,853.16, 173,485.62 and 97,083.84 is: 145,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,853.16 : 173,485.62 = 97,083.84 : x
  2. Step 2: Convert to fraction form
    115,853.16/173,485.62 = 97,083.84/x
  3. Step 3: Cross multiply
    115,853.16x = 173,485.62 × 97,083.84
  4. Step 4: Simplify right side
    115,853.16x = 16,842,650,174.38
  5. Step 5: Solve for x
    x = 16,842,650,174.38/115,853.16
  6. Step 6: Final answer
    x = 145,379.29

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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.