Home / 106,942.96-160,359.12-46,946.88

Finding the Fourth Proportional to 106,942.96, 160,359.12 and 46,946.88

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Solution

The fourth proportional to 106,942.96, 160,359.12 and 46,946.88 is: 70,396.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,942.96 : 160,359.12 = 46,946.88 : x
  2. Step 2: Convert to fraction form
    106,942.96/160,359.12 = 46,946.88/x
  3. Step 3: Cross multiply
    106,942.96x = 160,359.12 × 46,946.88
  4. Step 4: Simplify right side
    106,942.96x = 7,528,360,363.55
  5. Step 5: Solve for x
    x = 7,528,360,363.55/106,942.96
  6. Step 6: Final answer
    x = 70,396.04

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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.