Home / 39,973.99-55,163.70-22,069.10

Finding the Fourth Proportional to 39,973.99, 55,163.70 and 22,069.10

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Solution

The fourth proportional to 39,973.99, 55,163.70 and 22,069.10 is: 30,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.99 : 55,163.70 = 22,069.10 : x
  2. Step 2: Convert to fraction form
    39,973.99/55,163.70 = 22,069.10/x
  3. Step 3: Cross multiply
    39,973.99x = 55,163.70 × 22,069.10
  4. Step 4: Simplify right side
    39,973.99x = 1,217,413,349.58
  5. Step 5: Solve for x
    x = 1,217,413,349.58/39,973.99
  6. Step 6: Final answer
    x = 30,455.14

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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.