Home / 39,769.72-59,667.54-20,046.76

Finding the Fourth Proportional to 39,769.72, 59,667.54 and 20,046.76

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Solution

The fourth proportional to 39,769.72, 59,667.54 and 20,046.76 is: 30,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.72 : 59,667.54 = 20,046.76 : x
  2. Step 2: Convert to fraction form
    39,769.72/59,667.54 = 20,046.76/x
  3. Step 3: Cross multiply
    39,769.72x = 59,667.54 × 20,046.76
  4. Step 4: Simplify right side
    39,769.72x = 1,196,140,854.17
  5. Step 5: Solve for x
    x = 1,196,140,854.17/39,769.72
  6. Step 6: Final answer
    x = 30,076.67

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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.