Home / 227,620.32-314,116.10-125,645.84

Finding the Fourth Proportional to 227,620.32, 314,116.10 and 125,645.84

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Solution

The fourth proportional to 227,620.32, 314,116.10 and 125,645.84 is: 173,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,620.32 : 314,116.10 = 125,645.84 : x
  2. Step 2: Convert to fraction form
    227,620.32/314,116.10 = 125,645.84/x
  3. Step 3: Cross multiply
    227,620.32x = 314,116.10 × 125,645.84
  4. Step 4: Simplify right side
    227,620.32x = 39,467,381,929.15
  5. Step 5: Solve for x
    x = 39,467,381,929.15/227,620.32
  6. Step 6: Final answer
    x = 173,391.30

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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.