Home / 234,423.72-323,506.26-126,993.66

Finding the Fourth Proportional to 234,423.72, 323,506.26 and 126,993.66

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Solution

The fourth proportional to 234,423.72, 323,506.26 and 126,993.66 is: 175,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,423.72 : 323,506.26 = 126,993.66 : x
  2. Step 2: Convert to fraction form
    234,423.72/323,506.26 = 126,993.66/x
  3. Step 3: Cross multiply
    234,423.72x = 323,506.26 × 126,993.66
  4. Step 4: Simplify right side
    234,423.72x = 41,083,243,990.31
  5. Step 5: Solve for x
    x = 41,083,243,990.31/234,423.72
  6. Step 6: Final answer
    x = 175,252.08

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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.