Home / 106,811.55-160,312.37-56,932.83

Finding the Fourth Proportional to 106,811.55, 160,312.37 and 56,932.83

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Solution

The fourth proportional to 106,811.55, 160,312.37 and 56,932.83 is: 85,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,811.55 : 160,312.37 = 56,932.83 : x
  2. Step 2: Convert to fraction form
    106,811.55/160,312.37 = 56,932.83/x
  3. Step 3: Cross multiply
    106,811.55x = 160,312.37 × 56,932.83
  4. Step 4: Simplify right side
    106,811.55x = 9,127,036,623.44
  5. Step 5: Solve for x
    x = 9,127,036,623.44/106,811.55
  6. Step 6: Final answer
    x = 85,449.90

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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.