Home / 52,299.44-72,172.68-38,930.48

Finding the Fourth Proportional to 52,299.44, 72,172.68 and 38,930.48

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Solution

The fourth proportional to 52,299.44, 72,172.68 and 38,930.48 is: 53,723.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,299.44 : 72,172.68 = 38,930.48 : x
  2. Step 2: Convert to fraction form
    52,299.44/72,172.68 = 38,930.48/x
  3. Step 3: Cross multiply
    52,299.44x = 72,172.68 × 38,930.48
  4. Step 4: Simplify right side
    52,299.44x = 2,809,717,075.29
  5. Step 5: Solve for x
    x = 2,809,717,075.29/52,299.44
  6. Step 6: Final answer
    x = 53,723.66

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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.