Home / 233,329.38-349,340.40-126,329.19

Finding the Fourth Proportional to 233,329.38, 349,340.40 and 126,329.19

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Solution

The fourth proportional to 233,329.38, 349,340.40 and 126,329.19 is: 189,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,329.38 : 349,340.40 = 126,329.19 : x
  2. Step 2: Convert to fraction form
    233,329.38/349,340.40 = 126,329.19/x
  3. Step 3: Cross multiply
    233,329.38x = 349,340.40 × 126,329.19
  4. Step 4: Simplify right side
    233,329.38x = 44,131,889,766.28
  5. Step 5: Solve for x
    x = 44,131,889,766.28/233,329.38
  6. Step 6: Final answer
    x = 189,139.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.