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Finding the Fourth Proportional to 106,700.71, 160,130.00 and 50,541.11

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Solution

The fourth proportional to 106,700.71, 160,130.00 and 50,541.11 is: 75,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,700.71 : 160,130.00 = 50,541.11 : x
  2. Step 2: Convert to fraction form
    106,700.71/160,130.00 = 50,541.11/x
  3. Step 3: Cross multiply
    106,700.71x = 160,130.00 × 50,541.11
  4. Step 4: Simplify right side
    106,700.71x = 8,093,147,586.20
  5. Step 5: Solve for x
    x = 8,093,147,586.20/106,700.71
  6. Step 6: Final answer
    x = 75,849.05

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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.