Home / 125,227.14-173,042.58-91,176.51

Finding the Fourth Proportional to 125,227.14, 173,042.58 and 91,176.51

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Solution

The fourth proportional to 125,227.14, 173,042.58 and 91,176.51 is: 125,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,227.14 : 173,042.58 = 91,176.51 : x
  2. Step 2: Convert to fraction form
    125,227.14/173,042.58 = 91,176.51/x
  3. Step 3: Cross multiply
    125,227.14x = 173,042.58 × 91,176.51
  4. Step 4: Simplify right side
    125,227.14x = 15,777,418,525.80
  5. Step 5: Solve for x
    x = 15,777,418,525.80/125,227.14
  6. Step 6: Final answer
    x = 125,990.41

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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.