Home / 106,809.55-160,309.37-56,930.83

Finding the Fourth Proportional to 106,809.55, 160,309.37 and 56,930.83

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Solution

The fourth proportional to 106,809.55, 160,309.37 and 56,930.83 is: 85,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,809.55 : 160,309.37 = 56,930.83 : x
  2. Step 2: Convert to fraction form
    106,809.55/160,309.37 = 56,930.83/x
  3. Step 3: Cross multiply
    106,809.55x = 160,309.37 × 56,930.83
  4. Step 4: Simplify right side
    106,809.55x = 9,126,545,206.22
  5. Step 5: Solve for x
    x = 9,126,545,206.22/106,809.55
  6. Step 6: Final answer
    x = 85,446.90

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1.5x scale

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.