Home / 130,807.44-195,895.58-74,476.62

Finding the Fourth Proportional to 130,807.44, 195,895.58 and 74,476.62

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Solution

The fourth proportional to 130,807.44, 195,895.58 and 74,476.62 is: 111,535.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,807.44 : 195,895.58 = 74,476.62 : x
  2. Step 2: Convert to fraction form
    130,807.44/195,895.58 = 74,476.62/x
  3. Step 3: Cross multiply
    130,807.44x = 195,895.58 × 74,476.62
  4. Step 4: Simplify right side
    130,807.44x = 14,589,640,298.96
  5. Step 5: Solve for x
    x = 14,589,640,298.96/130,807.44
  6. Step 6: Final answer
    x = 111,535.25

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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.