Home / 95,579.54-143,424.63-39,409.18

Finding the Fourth Proportional to 95,579.54, 143,424.63 and 39,409.18

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Solution

The fourth proportional to 95,579.54, 143,424.63 and 39,409.18 is: 59,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,579.54 : 143,424.63 = 39,409.18 : x
  2. Step 2: Convert to fraction form
    95,579.54/143,424.63 = 39,409.18/x
  3. Step 3: Cross multiply
    95,579.54x = 143,424.63 × 39,409.18
  4. Step 4: Simplify right side
    95,579.54x = 5,652,247,060.10
  5. Step 5: Solve for x
    x = 5,652,247,060.10/95,579.54
  6. Step 6: Final answer
    x = 59,136.58

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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.