Home / 39,192.11-54,084.34-22,196.08

Finding the Fourth Proportional to 39,192.11, 54,084.34 and 22,196.08

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Solution

The fourth proportional to 39,192.11, 54,084.34 and 22,196.08 is: 30,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192.11 : 54,084.34 = 22,196.08 : x
  2. Step 2: Convert to fraction form
    39,192.11/54,084.34 = 22,196.08/x
  3. Step 3: Cross multiply
    39,192.11x = 54,084.34 × 22,196.08
  4. Step 4: Simplify right side
    39,192.11x = 1,200,460,337.39
  5. Step 5: Solve for x
    x = 1,200,460,337.39/39,192.11
  6. Step 6: Final answer
    x = 30,630.15

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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.