Home / 200,622.43-276,887.45-124,166.15

Finding the Fourth Proportional to 200,622.43, 276,887.45 and 124,166.15

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Solution

The fourth proportional to 200,622.43, 276,887.45 and 124,166.15 is: 171,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,622.43 : 276,887.45 = 124,166.15 : x
  2. Step 2: Convert to fraction form
    200,622.43/276,887.45 = 124,166.15/x
  3. Step 3: Cross multiply
    200,622.43x = 276,887.45 × 124,166.15
  4. Step 4: Simplify right side
    200,622.43x = 34,380,047,265.38
  5. Step 5: Solve for x
    x = 34,380,047,265.38/200,622.43
  6. Step 6: Final answer
    x = 171,366.92

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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.