Home / 52,580.16-72,555.84-30,222.72

Finding the Fourth Proportional to 52,580.16, 72,555.84 and 30,222.72

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Solution

The fourth proportional to 52,580.16, 72,555.84 and 30,222.72 is: 41,704.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,580.16 : 72,555.84 = 30,222.72 : x
  2. Step 2: Convert to fraction form
    52,580.16/72,555.84 = 30,222.72/x
  3. Step 3: Cross multiply
    52,580.16x = 72,555.84 × 30,222.72
  4. Step 4: Simplify right side
    52,580.16x = 2,192,834,836.68
  5. Step 5: Solve for x
    x = 2,192,834,836.68/52,580.16
  6. Step 6: Final answer
    x = 41,704.61

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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.