Home / 130,630.88-195,807.58-83,096.43

Finding the Fourth Proportional to 130,630.88, 195,807.58 and 83,096.43

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Solution

The fourth proportional to 130,630.88, 195,807.58 and 83,096.43 is: 124,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,630.88 : 195,807.58 = 83,096.43 : x
  2. Step 2: Convert to fraction form
    130,630.88/195,807.58 = 83,096.43/x
  3. Step 3: Cross multiply
    130,630.88x = 195,807.58 × 83,096.43
  4. Step 4: Simplify right side
    130,630.88x = 16,270,911,024.34
  5. Step 5: Solve for x
    x = 16,270,911,024.34/130,630.88
  6. Step 6: Final answer
    x = 124,556.39

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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.