Home / 70,453.80-97,227.03-40,243.13

Finding the Fourth Proportional to 70,453.80, 97,227.03 and 40,243.13

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Solution

The fourth proportional to 70,453.80, 97,227.03 and 40,243.13 is: 55,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,453.80 : 97,227.03 = 40,243.13 : x
  2. Step 2: Convert to fraction form
    70,453.80/97,227.03 = 40,243.13/x
  3. Step 3: Cross multiply
    70,453.80x = 97,227.03 × 40,243.13
  4. Step 4: Simplify right side
    70,453.80x = 3,912,720,037.18
  5. Step 5: Solve for x
    x = 3,912,720,037.18/70,453.80
  6. Step 6: Final answer
    x = 55,535.97

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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.