Home / 146,779.20-202,639.32-96,624

Finding the Fourth Proportional to 146,779.20, 202,639.32 and 96,624

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Solution

The fourth proportional to 146,779.20, 202,639.32 and 96,624 is: 133,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779.20 : 202,639.32 = 96,624 : x
  2. Step 2: Convert to fraction form
    146,779.20/202,639.32 = 96,624/x
  3. Step 3: Cross multiply
    146,779.20x = 202,639.32 × 96,624
  4. Step 4: Simplify right side
    146,779.20x = 19,579,821,655.68
  5. Step 5: Solve for x
    x = 19,579,821,655.68/146,779.20
  6. Step 6: Final answer
    x = 133,396.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.