Home / 208,298.05-312,447.61-50,526.25

Finding the Fourth Proportional to 208,298.05, 312,447.61 and 50,526.25

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Solution

The fourth proportional to 208,298.05, 312,447.61 and 50,526.25 is: 75,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,298.05 : 312,447.61 = 50,526.25 : x
  2. Step 2: Convert to fraction form
    208,298.05/312,447.61 = 50,526.25/x
  3. Step 3: Cross multiply
    208,298.05x = 312,447.61 × 50,526.25
  4. Step 4: Simplify right side
    208,298.05x = 15,786,805,336.80
  5. Step 5: Solve for x
    x = 15,786,805,336.80/208,298.05
  6. Step 6: Final answer
    x = 75,789.50

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Double scale
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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.