Home / 79,874.07-119,790.57-23,700.89

Finding the Fourth Proportional to 79,874.07, 119,790.57 and 23,700.89

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Solution

The fourth proportional to 79,874.07, 119,790.57 and 23,700.89 is: 35,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,874.07 : 119,790.57 = 23,700.89 : x
  2. Step 2: Convert to fraction form
    79,874.07/119,790.57 = 23,700.89/x
  3. Step 3: Cross multiply
    79,874.07x = 119,790.57 × 23,700.89
  4. Step 4: Simplify right side
    79,874.07x = 2,839,143,510.96
  5. Step 5: Solve for x
    x = 2,839,143,510.96/79,874.07
  6. Step 6: Final answer
    x = 35,545.25

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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.