Home / 130,244.74-195,361.18-54,311.94

Finding the Fourth Proportional to 130,244.74, 195,361.18 and 54,311.94

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Solution

The fourth proportional to 130,244.74, 195,361.18 and 54,311.94 is: 81,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,244.74 : 195,361.18 = 54,311.94 : x
  2. Step 2: Convert to fraction form
    130,244.74/195,361.18 = 54,311.94/x
  3. Step 3: Cross multiply
    130,244.74x = 195,361.18 × 54,311.94
  4. Step 4: Simplify right side
    130,244.74x = 10,610,444,686.49
  5. Step 5: Solve for x
    x = 10,610,444,686.49/130,244.74
  6. Step 6: Final answer
    x = 81,465.44

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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.