Home / 200,488.43-276,638.87-114,408.11

Finding the Fourth Proportional to 200,488.43, 276,638.87 and 114,408.11

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Solution

The fourth proportional to 200,488.43, 276,638.87 and 114,408.11 is: 157,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,488.43 : 276,638.87 = 114,408.11 : x
  2. Step 2: Convert to fraction form
    200,488.43/276,638.87 = 114,408.11/x
  3. Step 3: Cross multiply
    200,488.43x = 276,638.87 × 114,408.11
  4. Step 4: Simplify right side
    200,488.43x = 31,649,730,925.08
  5. Step 5: Solve for x
    x = 31,649,730,925.08/200,488.43
  6. Step 6: Final answer
    x = 157,863.13

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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.