Home / 51,658.61-77,477.72-14,209.02

Finding the Fourth Proportional to 51,658.61, 77,477.72 and 14,209.02

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Solution

The fourth proportional to 51,658.61, 77,477.72 and 14,209.02 is: 21,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,658.61 : 77,477.72 = 14,209.02 : x
  2. Step 2: Convert to fraction form
    51,658.61/77,477.72 = 14,209.02/x
  3. Step 3: Cross multiply
    51,658.61x = 77,477.72 × 14,209.02
  4. Step 4: Simplify right side
    51,658.61x = 1,100,882,401.99
  5. Step 5: Solve for x
    x = 1,100,882,401.99/51,658.61
  6. Step 6: Final answer
    x = 21,310.72

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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.