Home / 200,425.47-276,587.27-109,782.95

Finding the Fourth Proportional to 200,425.47, 276,587.27 and 109,782.95

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Solution

The fourth proportional to 200,425.47, 276,587.27 and 109,782.95 is: 151,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,425.47 : 276,587.27 = 109,782.95 : x
  2. Step 2: Convert to fraction form
    200,425.47/276,587.27 = 109,782.95/x
  3. Step 3: Cross multiply
    200,425.47x = 276,587.27 × 109,782.95
  4. Step 4: Simplify right side
    200,425.47x = 30,364,566,433.05
  5. Step 5: Solve for x
    x = 30,364,566,433.05/200,425.47
  6. Step 6: Final answer
    x = 151,500.54

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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.