Home / 226,401.48-312,435.54-141,568.20

Finding the Fourth Proportional to 226,401.48, 312,435.54 and 141,568.20

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Solution

The fourth proportional to 226,401.48, 312,435.54 and 141,568.20 is: 195,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,401.48 : 312,435.54 = 141,568.20 : x
  2. Step 2: Convert to fraction form
    226,401.48/312,435.54 = 141,568.20/x
  3. Step 3: Cross multiply
    226,401.48x = 312,435.54 × 141,568.20
  4. Step 4: Simplify right side
    226,401.48x = 44,230,937,013.83
  5. Step 5: Solve for x
    x = 44,230,937,013.83/226,401.48
  6. Step 6: Final answer
    x = 195,365.05

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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.