Home / 268,600.76-370,676.04-147,745.16

Finding the Fourth Proportional to 268,600.76, 370,676.04 and 147,745.16

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Solution

The fourth proportional to 268,600.76, 370,676.04 and 147,745.16 is: 203,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,600.76 : 370,676.04 = 147,745.16 : x
  2. Step 2: Convert to fraction form
    268,600.76/370,676.04 = 147,745.16/x
  3. Step 3: Cross multiply
    268,600.76x = 370,676.04 × 147,745.16
  4. Step 4: Simplify right side
    268,600.76x = 54,765,590,837.97
  5. Step 5: Solve for x
    x = 54,765,590,837.97/268,600.76
  6. Step 6: Final answer
    x = 203,892.17

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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.