Home / 36,172.83-54,274.80-19,529.55

Finding the Fourth Proportional to 36,172.83, 54,274.80 and 19,529.55

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Solution

The fourth proportional to 36,172.83, 54,274.80 and 19,529.55 is: 29,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.83 : 54,274.80 = 19,529.55 : x
  2. Step 2: Convert to fraction form
    36,172.83/54,274.80 = 19,529.55/x
  3. Step 3: Cross multiply
    36,172.83x = 54,274.80 × 19,529.55
  4. Step 4: Simplify right side
    36,172.83x = 1,059,962,420.34
  5. Step 5: Solve for x
    x = 1,059,962,420.34/36,172.83
  6. Step 6: Final answer
    x = 29,302.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.