Home / 39,252.03-54,168.03-21,346.98

Finding the Fourth Proportional to 39,252.03, 54,168.03 and 21,346.98

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Solution

The fourth proportional to 39,252.03, 54,168.03 and 21,346.98 is: 29,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.03 : 54,168.03 = 21,346.98 : x
  2. Step 2: Convert to fraction form
    39,252.03/54,168.03 = 21,346.98/x
  3. Step 3: Cross multiply
    39,252.03x = 54,168.03 × 21,346.98
  4. Step 4: Simplify right side
    39,252.03x = 1,156,323,853.05
  5. Step 5: Solve for x
    x = 1,156,323,853.05/39,252.03
  6. Step 6: Final answer
    x = 29,458.96

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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.