Home / 112,993.43-155,930.50-62,007.02

Finding the Fourth Proportional to 112,993.43, 155,930.50 and 62,007.02

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Solution

The fourth proportional to 112,993.43, 155,930.50 and 62,007.02 is: 85,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993.43 : 155,930.50 = 62,007.02 : x
  2. Step 2: Convert to fraction form
    112,993.43/155,930.50 = 62,007.02/x
  3. Step 3: Cross multiply
    112,993.43x = 155,930.50 × 62,007.02
  4. Step 4: Simplify right side
    112,993.43x = 9,668,785,632.11
  5. Step 5: Solve for x
    x = 9,668,785,632.11/112,993.43
  6. Step 6: Final answer
    x = 85,569.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.