Home / 53,243.68-73,438.32-37,331.68

Finding the Fourth Proportional to 53,243.68, 73,438.32 and 37,331.68

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Solution

The fourth proportional to 53,243.68, 73,438.32 and 37,331.68 is: 51,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243.68 : 73,438.32 = 37,331.68 : x
  2. Step 2: Convert to fraction form
    53,243.68/73,438.32 = 37,331.68/x
  3. Step 3: Cross multiply
    53,243.68x = 73,438.32 × 37,331.68
  4. Step 4: Simplify right side
    53,243.68x = 2,741,575,861.98
  5. Step 5: Solve for x
    x = 2,741,575,861.98/53,243.68
  6. Step 6: Final answer
    x = 51,491.10

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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.