Home / 53,432.40-80,137.68-33,749.40

Finding the Fourth Proportional to 53,432.40, 80,137.68 and 33,749.40

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Solution

The fourth proportional to 53,432.40, 80,137.68 and 33,749.40 is: 50,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,432.40 : 80,137.68 = 33,749.40 : x
  2. Step 2: Convert to fraction form
    53,432.40/80,137.68 = 33,749.40/x
  3. Step 3: Cross multiply
    53,432.40x = 80,137.68 × 33,749.40
  4. Step 4: Simplify right side
    53,432.40x = 2,704,598,617.39
  5. Step 5: Solve for x
    x = 2,704,598,617.39/53,432.40
  6. Step 6: Final answer
    x = 50,617.20

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1.5x scale

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.