Home / 146,599.10-219,639.45-130,010.30

Finding the Fourth Proportional to 146,599.10, 219,639.45 and 130,010.30

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Solution

The fourth proportional to 146,599.10, 219,639.45 and 130,010.30 is: 194,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,599.10 : 219,639.45 = 130,010.30 : x
  2. Step 2: Convert to fraction form
    146,599.10/219,639.45 = 130,010.30/x
  3. Step 3: Cross multiply
    146,599.10x = 219,639.45 × 130,010.30
  4. Step 4: Simplify right side
    146,599.10x = 28,555,390,786.34
  5. Step 5: Solve for x
    x = 28,555,390,786.34/146,599.10
  6. Step 6: Final answer
    x = 194,785.58

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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.