Home / 75,999.24-114,021.90-36,545.16

Finding the Fourth Proportional to 75,999.24, 114,021.90 and 36,545.16

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Solution

The fourth proportional to 75,999.24, 114,021.90 and 36,545.16 is: 54,828.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,999.24 : 114,021.90 = 36,545.16 : x
  2. Step 2: Convert to fraction form
    75,999.24/114,021.90 = 36,545.16/x
  3. Step 3: Cross multiply
    75,999.24x = 114,021.90 × 36,545.16
  4. Step 4: Simplify right side
    75,999.24x = 4,166,948,579.00
  5. Step 5: Solve for x
    x = 4,166,948,579.00/75,999.24
  6. Step 6: Final answer
    x = 54,828.82

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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.