Home / 203,464.04-280,780.98-112,826.39

Finding the Fourth Proportional to 203,464.04, 280,780.98 and 112,826.39

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Solution

The fourth proportional to 203,464.04, 280,780.98 and 112,826.39 is: 155,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,464.04 : 280,780.98 = 112,826.39 : x
  2. Step 2: Convert to fraction form
    203,464.04/280,780.98 = 112,826.39/x
  3. Step 3: Cross multiply
    203,464.04x = 280,780.98 × 112,826.39
  4. Step 4: Simplify right side
    203,464.04x = 31,679,504,354.06
  5. Step 5: Solve for x
    x = 31,679,504,354.06/203,464.04
  6. Step 6: Final answer
    x = 155,700.75

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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.