Home / 116,192.84-160,399.20-89,325.92

Finding the Fourth Proportional to 116,192.84, 160,399.20 and 89,325.92

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Solution

The fourth proportional to 116,192.84, 160,399.20 and 89,325.92 is: 123,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,192.84 : 160,399.20 = 89,325.92 : x
  2. Step 2: Convert to fraction form
    116,192.84/160,399.20 = 89,325.92/x
  3. Step 3: Cross multiply
    116,192.84x = 160,399.20 × 89,325.92
  4. Step 4: Simplify right side
    116,192.84x = 14,327,806,107.26
  5. Step 5: Solve for x
    x = 14,327,806,107.26/116,192.84
  6. Step 6: Final answer
    x = 123,310.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.