Home / 106,946.28-160,710.20-57,061.62

Finding the Fourth Proportional to 106,946.28, 160,710.20 and 57,061.62

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Solution

The fourth proportional to 106,946.28, 160,710.20 and 57,061.62 is: 85,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,946.28 : 160,710.20 = 57,061.62 : x
  2. Step 2: Convert to fraction form
    106,946.28/160,710.20 = 57,061.62/x
  3. Step 3: Cross multiply
    106,946.28x = 160,710.20 × 57,061.62
  4. Step 4: Simplify right side
    106,946.28x = 9,170,384,362.52
  5. Step 5: Solve for x
    x = 9,170,384,362.52/106,946.28
  6. Step 6: Final answer
    x = 85,747.58

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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.