Home / 106,565.28-160,029.36-102,107.04

Finding the Fourth Proportional to 106,565.28, 160,029.36 and 102,107.04

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Solution

The fourth proportional to 106,565.28, 160,029.36 and 102,107.04 is: 153,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,565.28 : 160,029.36 = 102,107.04 : x
  2. Step 2: Convert to fraction form
    106,565.28/160,029.36 = 102,107.04/x
  3. Step 3: Cross multiply
    106,565.28x = 160,029.36 × 102,107.04
  4. Step 4: Simplify right side
    106,565.28x = 16,340,124,262.69
  5. Step 5: Solve for x
    x = 16,340,124,262.69/106,565.28
  6. Step 6: Final answer
    x = 153,334.41

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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.