Home / 55,563.49-83,358.87-18,125.56

Finding the Fourth Proportional to 55,563.49, 83,358.87 and 18,125.56

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Solution

The fourth proportional to 55,563.49, 83,358.87 and 18,125.56 is: 27,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.49 : 83,358.87 = 18,125.56 : x
  2. Step 2: Convert to fraction form
    55,563.49/83,358.87 = 18,125.56/x
  3. Step 3: Cross multiply
    55,563.49x = 83,358.87 × 18,125.56
  4. Step 4: Simplify right side
    55,563.49x = 1,510,926,199.72
  5. Step 5: Solve for x
    x = 1,510,926,199.72/55,563.49
  6. Step 6: Final answer
    x = 27,192.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.