Home / 52,529.68-72,503.40-30,186.64

Finding the Fourth Proportional to 52,529.68, 72,503.40 and 30,186.64

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Solution

The fourth proportional to 52,529.68, 72,503.40 and 30,186.64 is: 41,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.68 : 72,503.40 = 30,186.64 : x
  2. Step 2: Convert to fraction form
    52,529.68/72,503.40 = 30,186.64/x
  3. Step 3: Cross multiply
    52,529.68x = 72,503.40 × 30,186.64
  4. Step 4: Simplify right side
    52,529.68x = 2,188,634,034.58
  5. Step 5: Solve for x
    x = 2,188,634,034.58/52,529.68
  6. Step 6: Final answer
    x = 41,664.71

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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.