Home / 397,158.71-595,777.04-112,862.38

Finding the Fourth Proportional to 397,158.71, 595,777.04 and 112,862.38

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Solution

The fourth proportional to 397,158.71, 595,777.04 and 112,862.38 is: 169,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,158.71 : 595,777.04 = 112,862.38 : x
  2. Step 2: Convert to fraction form
    397,158.71/595,777.04 = 112,862.38/x
  3. Step 3: Cross multiply
    397,158.71x = 595,777.04 × 112,862.38
  4. Step 4: Simplify right side
    397,158.71x = 67,240,814,683.76
  5. Step 5: Solve for x
    x = 67,240,814,683.76/397,158.71
  6. Step 6: Final answer
    x = 169,304.65

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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.