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Finding the Fourth Proportional to 51,605.62, 77,406.81 and 14,669.62

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Solution

The fourth proportional to 51,605.62, 77,406.81 and 14,669.62 is: 22,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.62 : 77,406.81 = 14,669.62 : x
  2. Step 2: Convert to fraction form
    51,605.62/77,406.81 = 14,669.62/x
  3. Step 3: Cross multiply
    51,605.62x = 77,406.81 × 14,669.62
  4. Step 4: Simplify right side
    51,605.62x = 1,135,528,488.11
  5. Step 5: Solve for x
    x = 1,135,528,488.11/51,605.62
  6. Step 6: Final answer
    x = 22,003.97

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1.5x scale

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.