Home / 39,156.33-54,035.71-22,160.26

Finding the Fourth Proportional to 39,156.33, 54,035.71 and 22,160.26

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Solution

The fourth proportional to 39,156.33, 54,035.71 and 22,160.26 is: 30,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.33 : 54,035.71 = 22,160.26 : x
  2. Step 2: Convert to fraction form
    39,156.33/54,035.71 = 22,160.26/x
  3. Step 3: Cross multiply
    39,156.33x = 54,035.71 × 22,160.26
  4. Step 4: Simplify right side
    39,156.33x = 1,197,445,382.88
  5. Step 5: Solve for x
    x = 1,197,445,382.88/39,156.33
  6. Step 6: Final answer
    x = 30,581.14

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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.