Home / 106,359.84-159,389.34-58,995.78

Finding the Fourth Proportional to 106,359.84, 159,389.34 and 58,995.78

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Solution

The fourth proportional to 106,359.84, 159,389.34 and 58,995.78 is: 88,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,359.84 : 159,389.34 = 58,995.78 : x
  2. Step 2: Convert to fraction form
    106,359.84/159,389.34 = 58,995.78/x
  3. Step 3: Cross multiply
    106,359.84x = 159,389.34 × 58,995.78
  4. Step 4: Simplify right side
    106,359.84x = 9,403,298,436.99
  5. Step 5: Solve for x
    x = 9,403,298,436.99/106,359.84
  6. Step 6: Final answer
    x = 88,410.23

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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.