Home / 52,986.88-73,121.83-29,113.50

Finding the Fourth Proportional to 52,986.88, 73,121.83 and 29,113.50

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Solution

The fourth proportional to 52,986.88, 73,121.83 and 29,113.50 is: 40,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,986.88 : 73,121.83 = 29,113.50 : x
  2. Step 2: Convert to fraction form
    52,986.88/73,121.83 = 29,113.50/x
  3. Step 3: Cross multiply
    52,986.88x = 73,121.83 × 29,113.50
  4. Step 4: Simplify right side
    52,986.88x = 2,128,832,397.71
  5. Step 5: Solve for x
    x = 2,128,832,397.71/52,986.88
  6. Step 6: Final answer
    x = 40,176.59

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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.