Home / 130,206.40-195,260.03-45,950.86

Finding the Fourth Proportional to 130,206.40, 195,260.03 and 45,950.86

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Solution

The fourth proportional to 130,206.40, 195,260.03 and 45,950.86 is: 68,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,206.40 : 195,260.03 = 45,950.86 : x
  2. Step 2: Convert to fraction form
    130,206.40/195,260.03 = 45,950.86/x
  3. Step 3: Cross multiply
    130,206.40x = 195,260.03 × 45,950.86
  4. Step 4: Simplify right side
    130,206.40x = 8,972,366,488.76
  5. Step 5: Solve for x
    x = 8,972,366,488.76/130,206.40
  6. Step 6: Final answer
    x = 68,908.80

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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.