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Finding the Fourth Proportional to 104,840.48, 143,866.12 and 95,336.48

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Solution

The fourth proportional to 104,840.48, 143,866.12 and 95,336.48 is: 130,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,840.48 : 143,866.12 = 95,336.48 : x
  2. Step 2: Convert to fraction form
    104,840.48/143,866.12 = 95,336.48/x
  3. Step 3: Cross multiply
    104,840.48x = 143,866.12 × 95,336.48
  4. Step 4: Simplify right side
    104,840.48x = 13,715,689,472.06
  5. Step 5: Solve for x
    x = 13,715,689,472.06/104,840.48
  6. Step 6: Final answer
    x = 130,824.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.