Home / 106,730.79-160,096.19-40,185.85

Finding the Fourth Proportional to 106,730.79, 160,096.19 and 40,185.85

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Solution

The fourth proportional to 106,730.79, 160,096.19 and 40,185.85 is: 60,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,730.79 : 160,096.19 = 40,185.85 : x
  2. Step 2: Convert to fraction form
    106,730.79/160,096.19 = 40,185.85/x
  3. Step 3: Cross multiply
    106,730.79x = 160,096.19 × 40,185.85
  4. Step 4: Simplify right side
    106,730.79x = 6,433,600,475.50
  5. Step 5: Solve for x
    x = 6,433,600,475.50/106,730.79
  6. Step 6: Final answer
    x = 60,278.77

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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.