Home / 53,280.21-73,526.34-30,310.11

Finding the Fourth Proportional to 53,280.21, 73,526.34 and 30,310.11

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Solution

The fourth proportional to 53,280.21, 73,526.34 and 30,310.11 is: 41,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.21 : 73,526.34 = 30,310.11 : x
  2. Step 2: Convert to fraction form
    53,280.21/73,526.34 = 30,310.11/x
  3. Step 3: Cross multiply
    53,280.21x = 73,526.34 × 30,310.11
  4. Step 4: Simplify right side
    53,280.21x = 2,228,591,453.30
  5. Step 5: Solve for x
    x = 2,228,591,453.30/53,280.21
  6. Step 6: Final answer
    x = 41,827.75

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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.