Home / 39,077.28-53,919.81-23,165.64

Finding the Fourth Proportional to 39,077.28, 53,919.81 and 23,165.64

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Solution

The fourth proportional to 39,077.28, 53,919.81 and 23,165.64 is: 31,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.28 : 53,919.81 = 23,165.64 : x
  2. Step 2: Convert to fraction form
    39,077.28/53,919.81 = 23,165.64/x
  3. Step 3: Cross multiply
    39,077.28x = 53,919.81 × 23,165.64
  4. Step 4: Simplify right side
    39,077.28x = 1,249,086,907.33
  5. Step 5: Solve for x
    x = 1,249,086,907.33/39,077.28
  6. Step 6: Final answer
    x = 31,964.53

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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.