Home / 39,160.88-54,041.20-22,164.83

Finding the Fourth Proportional to 39,160.88, 54,041.20 and 22,164.83

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Solution

The fourth proportional to 39,160.88, 54,041.20 and 22,164.83 is: 30,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.88 : 54,041.20 = 22,164.83 : x
  2. Step 2: Convert to fraction form
    39,160.88/54,041.20 = 22,164.83/x
  3. Step 3: Cross multiply
    39,160.88x = 54,041.20 × 22,164.83
  4. Step 4: Simplify right side
    39,160.88x = 1,197,814,011.00
  5. Step 5: Solve for x
    x = 1,197,814,011.00/39,160.88
  6. Step 6: Final answer
    x = 30,587.00

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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.