Home / 130,226.25-195,210.05-73,949.88

Finding the Fourth Proportional to 130,226.25, 195,210.05 and 73,949.88

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Solution

The fourth proportional to 130,226.25, 195,210.05 and 73,949.88 is: 110,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,226.25 : 195,210.05 = 73,949.88 : x
  2. Step 2: Convert to fraction form
    130,226.25/195,210.05 = 73,949.88/x
  3. Step 3: Cross multiply
    130,226.25x = 195,210.05 × 73,949.88
  4. Step 4: Simplify right side
    130,226.25x = 14,435,759,772.29
  5. Step 5: Solve for x
    x = 14,435,759,772.29/130,226.25
  6. Step 6: Final answer
    x = 110,851.38

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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.