Home / 82,913.26-114,420.69-47,105.24

Finding the Fourth Proportional to 82,913.26, 114,420.69 and 47,105.24

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Solution

The fourth proportional to 82,913.26, 114,420.69 and 47,105.24 is: 65,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,913.26 : 114,420.69 = 47,105.24 : x
  2. Step 2: Convert to fraction form
    82,913.26/114,420.69 = 47,105.24/x
  3. Step 3: Cross multiply
    82,913.26x = 114,420.69 × 47,105.24
  4. Step 4: Simplify right side
    82,913.26x = 5,389,814,063.42
  5. Step 5: Solve for x
    x = 5,389,814,063.42/82,913.26
  6. Step 6: Final answer
    x = 65,005.45

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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.