Home / 130,305.38-195,458.06-36,813.56

Finding the Fourth Proportional to 130,305.38, 195,458.06 and 36,813.56

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Solution

The fourth proportional to 130,305.38, 195,458.06 and 36,813.56 is: 55,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,305.38 : 195,458.06 = 36,813.56 : x
  2. Step 2: Convert to fraction form
    130,305.38/195,458.06 = 36,813.56/x
  3. Step 3: Cross multiply
    130,305.38x = 195,458.06 × 36,813.56
  4. Step 4: Simplify right side
    130,305.38x = 7,195,506,134.04
  5. Step 5: Solve for x
    x = 7,195,506,134.04/130,305.38
  6. Step 6: Final answer
    x = 55,220.33

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1.5x scale

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.