Home / 69,043.28-95,274.36-38,822.96

Finding the Fourth Proportional to 69,043.28, 95,274.36 and 38,822.96

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Solution

The fourth proportional to 69,043.28, 95,274.36 and 38,822.96 is: 53,572.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,043.28 : 95,274.36 = 38,822.96 : x
  2. Step 2: Convert to fraction form
    69,043.28/95,274.36 = 38,822.96/x
  3. Step 3: Cross multiply
    69,043.28x = 95,274.36 × 38,822.96
  4. Step 4: Simplify right side
    69,043.28x = 3,698,832,667.31
  5. Step 5: Solve for x
    x = 3,698,832,667.31/69,043.28
  6. Step 6: Final answer
    x = 53,572.67

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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.