Home / 130,674.25-196,044.18-37,180

Finding the Fourth Proportional to 130,674.25, 196,044.18 and 37,180

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Solution

The fourth proportional to 130,674.25, 196,044.18 and 37,180 is: 55,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,674.25 : 196,044.18 = 37,180 : x
  2. Step 2: Convert to fraction form
    130,674.25/196,044.18 = 37,180/x
  3. Step 3: Cross multiply
    130,674.25x = 196,044.18 × 37,180
  4. Step 4: Simplify right side
    130,674.25x = 7,288,922,612.40
  5. Step 5: Solve for x
    x = 7,288,922,612.40/130,674.25
  6. Step 6: Final answer
    x = 55,779.33

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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.