Home / 227,520.45-313,975.17-125,543.34

Finding the Fourth Proportional to 227,520.45, 313,975.17 and 125,543.34

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Solution

The fourth proportional to 227,520.45, 313,975.17 and 125,543.34 is: 173,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,520.45 : 313,975.17 = 125,543.34 : x
  2. Step 2: Convert to fraction form
    227,520.45/313,975.17 = 125,543.34/x
  3. Step 3: Cross multiply
    227,520.45x = 313,975.17 × 125,543.34
  4. Step 4: Simplify right side
    227,520.45x = 39,417,491,518.87
  5. Step 5: Solve for x
    x = 39,417,491,518.87/227,520.45
  6. Step 6: Final answer
    x = 173,248.13

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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.