Home / 125,716.06-173,491.14-69,127.39

Finding the Fourth Proportional to 125,716.06, 173,491.14 and 69,127.39

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Solution

The fourth proportional to 125,716.06, 173,491.14 and 69,127.39 is: 95,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,716.06 : 173,491.14 = 69,127.39 : x
  2. Step 2: Convert to fraction form
    125,716.06/173,491.14 = 69,127.39/x
  3. Step 3: Cross multiply
    125,716.06x = 173,491.14 × 69,127.39
  4. Step 4: Simplify right side
    125,716.06x = 11,992,989,696.32
  5. Step 5: Solve for x
    x = 11,992,989,696.32/125,716.06
  6. Step 6: Final answer
    x = 95,397.44

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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.