Home / 102,965.04-154,480.68-46,825.20

Finding the Fourth Proportional to 102,965.04, 154,480.68 and 46,825.20

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Solution

The fourth proportional to 102,965.04, 154,480.68 and 46,825.20 is: 70,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,965.04 : 154,480.68 = 46,825.20 : x
  2. Step 2: Convert to fraction form
    102,965.04/154,480.68 = 46,825.20/x
  3. Step 3: Cross multiply
    102,965.04x = 154,480.68 × 46,825.20
  4. Step 4: Simplify right side
    102,965.04x = 7,233,588,737.14
  5. Step 5: Solve for x
    x = 7,233,588,737.14/102,965.04
  6. Step 6: Final answer
    x = 70,252.86

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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.