Home / 130,788.34-196,153.27-60,658.54

Finding the Fourth Proportional to 130,788.34, 196,153.27 and 60,658.54

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Solution

The fourth proportional to 130,788.34, 196,153.27 and 60,658.54 is: 90,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,788.34 : 196,153.27 = 60,658.54 : x
  2. Step 2: Convert to fraction form
    130,788.34/196,153.27 = 60,658.54/x
  3. Step 3: Cross multiply
    130,788.34x = 196,153.27 × 60,658.54
  4. Step 4: Simplify right side
    130,788.34x = 11,898,370,974.43
  5. Step 5: Solve for x
    x = 11,898,370,974.43/130,788.34
  6. Step 6: Final answer
    x = 90,974.25

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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.