Home / 125,930.04-173,785.62-68,571

Finding the Fourth Proportional to 125,930.04, 173,785.62 and 68,571

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Solution

The fourth proportional to 125,930.04, 173,785.62 and 68,571 is: 94,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,930.04 : 173,785.62 = 68,571 : x
  2. Step 2: Convert to fraction form
    125,930.04/173,785.62 = 68,571/x
  3. Step 3: Cross multiply
    125,930.04x = 173,785.62 × 68,571
  4. Step 4: Simplify right side
    125,930.04x = 11,916,653,749.02
  5. Step 5: Solve for x
    x = 11,916,653,749.02/125,930.04
  6. Step 6: Final answer
    x = 94,629.16

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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.