Home / 53,031.76-73,183.84-29,160.05

Finding the Fourth Proportional to 53,031.76, 73,183.84 and 29,160.05

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Solution

The fourth proportional to 53,031.76, 73,183.84 and 29,160.05 is: 40,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,031.76 : 73,183.84 = 29,160.05 : x
  2. Step 2: Convert to fraction form
    53,031.76/73,183.84 = 29,160.05/x
  3. Step 3: Cross multiply
    53,031.76x = 73,183.84 × 29,160.05
  4. Step 4: Simplify right side
    53,031.76x = 2,134,043,994.77
  5. Step 5: Solve for x
    x = 2,134,043,994.77/53,031.76
  6. Step 6: Final answer
    x = 40,240.87

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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.