Home / 226,369.50-312,399.63-125,767.50

Finding the Fourth Proportional to 226,369.50, 312,399.63 and 125,767.50

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Solution

The fourth proportional to 226,369.50, 312,399.63 and 125,767.50 is: 173,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,369.50 : 312,399.63 = 125,767.50 : x
  2. Step 2: Convert to fraction form
    226,369.50/312,399.63 = 125,767.50/x
  3. Step 3: Cross multiply
    226,369.50x = 312,399.63 × 125,767.50
  4. Step 4: Simplify right side
    226,369.50x = 39,289,720,466.03
  5. Step 5: Solve for x
    x = 39,289,720,466.03/226,369.50
  6. Step 6: Final answer
    x = 173,564.55

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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.