Home / 53,162.70-73,365.46-29,289.20

Finding the Fourth Proportional to 53,162.70, 73,365.46 and 29,289.20

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Solution

The fourth proportional to 53,162.70, 73,365.46 and 29,289.20 is: 40,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.70 : 73,365.46 = 29,289.20 : x
  2. Step 2: Convert to fraction form
    53,162.70/73,365.46 = 29,289.20/x
  3. Step 3: Cross multiply
    53,162.70x = 73,365.46 × 29,289.20
  4. Step 4: Simplify right side
    53,162.70x = 2,148,815,631.03
  5. Step 5: Solve for x
    x = 2,148,815,631.03/53,162.70
  6. Step 6: Final answer
    x = 40,419.61

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1.5x scale

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.