Home / 52,531.83-78,963.83-45,224.51

Finding the Fourth Proportional to 52,531.83, 78,963.83 and 45,224.51

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Solution

The fourth proportional to 52,531.83, 78,963.83 and 45,224.51 is: 67,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531.83 : 78,963.83 = 45,224.51 : x
  2. Step 2: Convert to fraction form
    52,531.83/78,963.83 = 45,224.51/x
  3. Step 3: Cross multiply
    52,531.83x = 78,963.83 × 45,224.51
  4. Step 4: Simplify right side
    52,531.83x = 3,571,099,898.53
  5. Step 5: Solve for x
    x = 3,571,099,898.53/52,531.83
  6. Step 6: Final answer
    x = 67,979.74

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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.