Home / 227,144.81-313,466.32-126,549.29

Finding the Fourth Proportional to 227,144.81, 313,466.32 and 126,549.29

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Solution

The fourth proportional to 227,144.81, 313,466.32 and 126,549.29 is: 174,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,144.81 : 313,466.32 = 126,549.29 : x
  2. Step 2: Convert to fraction form
    227,144.81/313,466.32 = 126,549.29/x
  3. Step 3: Cross multiply
    227,144.81x = 313,466.32 × 126,549.29
  4. Step 4: Simplify right side
    227,144.81x = 39,668,941,176.77
  5. Step 5: Solve for x
    x = 39,668,941,176.77/227,144.81
  6. Step 6: Final answer
    x = 174,641.63

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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.