Home / 52,914.70-73,020-29,041.78

Finding the Fourth Proportional to 52,914.70, 73,020 and 29,041.78

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Solution

The fourth proportional to 52,914.70, 73,020 and 29,041.78 is: 40,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,914.70 : 73,020 = 29,041.78 : x
  2. Step 2: Convert to fraction form
    52,914.70/73,020 = 29,041.78/x
  3. Step 3: Cross multiply
    52,914.70x = 73,020 × 29,041.78
  4. Step 4: Simplify right side
    52,914.70x = 2,120,630,775.60
  5. Step 5: Solve for x
    x = 2,120,630,775.60/52,914.70
  6. Step 6: Final answer
    x = 40,076.40

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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.