Home / 125,444.06-173,111.33-68,083.49

Finding the Fourth Proportional to 125,444.06, 173,111.33 and 68,083.49

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Solution

The fourth proportional to 125,444.06, 173,111.33 and 68,083.49 is: 93,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,444.06 : 173,111.33 = 68,083.49 : x
  2. Step 2: Convert to fraction form
    125,444.06/173,111.33 = 68,083.49/x
  3. Step 3: Cross multiply
    125,444.06x = 173,111.33 × 68,083.49
  4. Step 4: Simplify right side
    125,444.06x = 11,786,022,639.39
  5. Step 5: Solve for x
    x = 11,786,022,639.39/125,444.06
  6. Step 6: Final answer
    x = 93,954.41

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1.5x scale

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.