Home / 96,409.16-144,579.87-28,921.07

Finding the Fourth Proportional to 96,409.16, 144,579.87 and 28,921.07

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Solution

The fourth proportional to 96,409.16, 144,579.87 and 28,921.07 is: 43,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,409.16 : 144,579.87 = 28,921.07 : x
  2. Step 2: Convert to fraction form
    96,409.16/144,579.87 = 28,921.07/x
  3. Step 3: Cross multiply
    96,409.16x = 144,579.87 × 28,921.07
  4. Step 4: Simplify right side
    96,409.16x = 4,181,404,902.31
  5. Step 5: Solve for x
    x = 4,181,404,902.31/96,409.16
  6. Step 6: Final answer
    x = 43,371.45

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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.