Home / 53,271.21-73,541.91-38,914.92

Finding the Fourth Proportional to 53,271.21, 73,541.91 and 38,914.92

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Solution

The fourth proportional to 53,271.21, 73,541.91 and 38,914.92 is: 53,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.21 : 73,541.91 = 38,914.92 : x
  2. Step 2: Convert to fraction form
    53,271.21/73,541.91 = 38,914.92/x
  3. Step 3: Cross multiply
    53,271.21x = 73,541.91 × 38,914.92
  4. Step 4: Simplify right side
    53,271.21x = 2,861,877,544.30
  5. Step 5: Solve for x
    x = 2,861,877,544.30/53,271.21
  6. Step 6: Final answer
    x = 53,722.78

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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.