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Finding the Fourth Proportional to 130,407.36, 195,621.48 and 41,673.48

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Solution

The fourth proportional to 130,407.36, 195,621.48 and 41,673.48 is: 62,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,407.36 : 195,621.48 = 41,673.48 : x
  2. Step 2: Convert to fraction form
    130,407.36/195,621.48 = 41,673.48/x
  3. Step 3: Cross multiply
    130,407.36x = 195,621.48 × 41,673.48
  4. Step 4: Simplify right side
    130,407.36x = 8,152,227,834.35
  5. Step 5: Solve for x
    x = 8,152,227,834.35/130,407.36
  6. Step 6: Final answer
    x = 62,513.56

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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.