Home / 49,005.20-73,410.60-28,204.40

Finding the Fourth Proportional to 49,005.20, 73,410.60 and 28,204.40

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Solution

The fourth proportional to 49,005.20, 73,410.60 and 28,204.40 is: 42,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,005.20 : 73,410.60 = 28,204.40 : x
  2. Step 2: Convert to fraction form
    49,005.20/73,410.60 = 28,204.40/x
  3. Step 3: Cross multiply
    49,005.20x = 73,410.60 × 28,204.40
  4. Step 4: Simplify right side
    49,005.20x = 2,070,501,926.64
  5. Step 5: Solve for x
    x = 2,070,501,926.64/49,005.20
  6. Step 6: Final answer
    x = 42,250.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.