Home / 39,201.46-54,068.20-27,122.06

Finding the Fourth Proportional to 39,201.46, 54,068.20 and 27,122.06

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Solution

The fourth proportional to 39,201.46, 54,068.20 and 27,122.06 is: 37,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.46 : 54,068.20 = 27,122.06 : x
  2. Step 2: Convert to fraction form
    39,201.46/54,068.20 = 27,122.06/x
  3. Step 3: Cross multiply
    39,201.46x = 54,068.20 × 27,122.06
  4. Step 4: Simplify right side
    39,201.46x = 1,466,440,964.49
  5. Step 5: Solve for x
    x = 1,466,440,964.49/39,201.46
  6. Step 6: Final answer
    x = 37,407.82

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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.