Home / 200,029.54-276,040.76-109,385.57

Finding the Fourth Proportional to 200,029.54, 276,040.76 and 109,385.57

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Solution

The fourth proportional to 200,029.54, 276,040.76 and 109,385.57 is: 150,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,029.54 : 276,040.76 = 109,385.57 : x
  2. Step 2: Convert to fraction form
    200,029.54/276,040.76 = 109,385.57/x
  3. Step 3: Cross multiply
    200,029.54x = 276,040.76 × 109,385.57
  4. Step 4: Simplify right side
    200,029.54x = 30,194,875,875.83
  5. Step 5: Solve for x
    x = 30,194,875,875.83/200,029.54
  6. Step 6: Final answer
    x = 150,952.08

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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.