Home / 10,096.80-15,145.20-5,176.05

Finding the Fourth Proportional to 10,096.80, 15,145.20 and 5,176.05

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Solution

The fourth proportional to 10,096.80, 15,145.20 and 5,176.05 is: 7,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.80 : 15,145.20 = 5,176.05 : x
  2. Step 2: Convert to fraction form
    10,096.80/15,145.20 = 5,176.05/x
  3. Step 3: Cross multiply
    10,096.80x = 15,145.20 × 5,176.05
  4. Step 4: Simplify right side
    10,096.80x = 78,392,312.46
  5. Step 5: Solve for x
    x = 78,392,312.46/10,096.80
  6. Step 6: Final answer
    x = 7,764.08

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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.