Home / 106,401.92-159,317.12-59,521.28

Finding the Fourth Proportional to 106,401.92, 159,317.12 and 59,521.28

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Solution

The fourth proportional to 106,401.92, 159,317.12 and 59,521.28 is: 89,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,401.92 : 159,317.12 = 59,521.28 : x
  2. Step 2: Convert to fraction form
    106,401.92/159,317.12 = 59,521.28/x
  3. Step 3: Cross multiply
    106,401.92x = 159,317.12 × 59,521.28
  4. Step 4: Simplify right side
    106,401.92x = 9,482,758,908.31
  5. Step 5: Solve for x
    x = 9,482,758,908.31/106,401.92
  6. Step 6: Final answer
    x = 89,122.07

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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.