Home / 94,919.43-130,951.15-54,611.51

Finding the Fourth Proportional to 94,919.43, 130,951.15 and 54,611.51

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Solution

The fourth proportional to 94,919.43, 130,951.15 and 54,611.51 is: 75,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,919.43 : 130,951.15 = 54,611.51 : x
  2. Step 2: Convert to fraction form
    94,919.43/130,951.15 = 54,611.51/x
  3. Step 3: Cross multiply
    94,919.43x = 130,951.15 × 54,611.51
  4. Step 4: Simplify right side
    94,919.43x = 7,151,439,246.45
  5. Step 5: Solve for x
    x = 7,151,439,246.45/94,919.43
  6. Step 6: Final answer
    x = 75,342.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.