Home / 57,172.42-78,897.99-32,021.92

Finding the Fourth Proportional to 57,172.42, 78,897.99 and 32,021.92

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Solution

The fourth proportional to 57,172.42, 78,897.99 and 32,021.92 is: 44,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,172.42 : 78,897.99 = 32,021.92 : x
  2. Step 2: Convert to fraction form
    57,172.42/78,897.99 = 32,021.92/x
  3. Step 3: Cross multiply
    57,172.42x = 78,897.99 × 32,021.92
  4. Step 4: Simplify right side
    57,172.42x = 2,526,465,123.94
  5. Step 5: Solve for x
    x = 2,526,465,123.94/57,172.42
  6. Step 6: Final answer
    x = 44,190.28

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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.