Home / 130,376.94-195,431.20-74,096.84

Finding the Fourth Proportional to 130,376.94, 195,431.20 and 74,096.84

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Solution

The fourth proportional to 130,376.94, 195,431.20 and 74,096.84 is: 111,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,376.94 : 195,431.20 = 74,096.84 : x
  2. Step 2: Convert to fraction form
    130,376.94/195,431.20 = 74,096.84/x
  3. Step 3: Cross multiply
    130,376.94x = 195,431.20 × 74,096.84
  4. Step 4: Simplify right side
    130,376.94x = 14,480,834,357.41
  5. Step 5: Solve for x
    x = 14,480,834,357.41/130,376.94
  6. Step 6: Final answer
    x = 111,068.98

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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.