Home / 106,319.16-159,522.66-53,744.04

Finding the Fourth Proportional to 106,319.16, 159,522.66 and 53,744.04

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Solution

The fourth proportional to 106,319.16, 159,522.66 and 53,744.04 is: 80,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,319.16 : 159,522.66 = 53,744.04 : x
  2. Step 2: Convert to fraction form
    106,319.16/159,522.66 = 53,744.04/x
  3. Step 3: Cross multiply
    106,319.16x = 159,522.66 × 53,744.04
  4. Step 4: Simplify right side
    106,319.16x = 8,573,392,219.95
  5. Step 5: Solve for x
    x = 8,573,392,219.95/106,319.16
  6. Step 6: Final answer
    x = 80,638.26

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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.