Home / 130,929.95-196,406.31-36,160.26

Finding the Fourth Proportional to 130,929.95, 196,406.31 and 36,160.26

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Solution

The fourth proportional to 130,929.95, 196,406.31 and 36,160.26 is: 54,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,929.95 : 196,406.31 = 36,160.26 : x
  2. Step 2: Convert to fraction form
    130,929.95/196,406.31 = 36,160.26/x
  3. Step 3: Cross multiply
    130,929.95x = 196,406.31 × 36,160.26
  4. Step 4: Simplify right side
    130,929.95x = 7,102,103,235.24
  5. Step 5: Solve for x
    x = 7,102,103,235.24/130,929.95
  6. Step 6: Final answer
    x = 54,243.54

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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.