Home / 25,783.53-38,675.33-7,063.76

Finding the Fourth Proportional to 25,783.53, 38,675.33 and 7,063.76

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Solution

The fourth proportional to 25,783.53, 38,675.33 and 7,063.76 is: 10,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,783.53 : 38,675.33 = 7,063.76 : x
  2. Step 2: Convert to fraction form
    25,783.53/38,675.33 = 7,063.76/x
  3. Step 3: Cross multiply
    25,783.53x = 38,675.33 × 7,063.76
  4. Step 4: Simplify right side
    25,783.53x = 273,193,020.35
  5. Step 5: Solve for x
    x = 273,193,020.35/25,783.53
  6. Step 6: Final answer
    x = 10,595.64

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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.