Home / 38,199.63-52,713.04-21,204.21

Finding the Fourth Proportional to 38,199.63, 52,713.04 and 21,204.21

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Solution

The fourth proportional to 38,199.63, 52,713.04 and 21,204.21 is: 29,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,199.63 : 52,713.04 = 21,204.21 : x
  2. Step 2: Convert to fraction form
    38,199.63/52,713.04 = 21,204.21/x
  3. Step 3: Cross multiply
    38,199.63x = 52,713.04 × 21,204.21
  4. Step 4: Simplify right side
    38,199.63x = 1,117,738,369.90
  5. Step 5: Solve for x
    x = 1,117,738,369.90/38,199.63
  6. Step 6: Final answer
    x = 29,260.45

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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.