Home / 200,518.80-276,715.08-109,874.40

Finding the Fourth Proportional to 200,518.80, 276,715.08 and 109,874.40

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Solution

The fourth proportional to 200,518.80, 276,715.08 and 109,874.40 is: 151,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,518.80 : 276,715.08 = 109,874.40 : x
  2. Step 2: Convert to fraction form
    200,518.80/276,715.08 = 109,874.40/x
  3. Step 3: Cross multiply
    200,518.80x = 276,715.08 × 109,874.40
  4. Step 4: Simplify right side
    200,518.80x = 30,403,903,385.95
  5. Step 5: Solve for x
    x = 30,403,903,385.95/200,518.80
  6. Step 6: Final answer
    x = 151,626.20

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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.