Home / 47,715.35-71,505.32-35,136.72

Finding the Fourth Proportional to 47,715.35, 71,505.32 and 35,136.72

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Solution

The fourth proportional to 47,715.35, 71,505.32 and 35,136.72 is: 52,655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,715.35 : 71,505.32 = 35,136.72 : x
  2. Step 2: Convert to fraction form
    47,715.35/71,505.32 = 35,136.72/x
  3. Step 3: Cross multiply
    47,715.35x = 71,505.32 × 35,136.72
  4. Step 4: Simplify right side
    47,715.35x = 2,512,462,231.67
  5. Step 5: Solve for x
    x = 2,512,462,231.67/47,715.35
  6. Step 6: Final answer
    x = 52,655.23

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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.