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Finding the Fourth Proportional to 51,703.71, 77,555.63 and 16,165.22

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Solution

The fourth proportional to 51,703.71, 77,555.63 and 16,165.22 is: 24,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,703.71 : 77,555.63 = 16,165.22 : x
  2. Step 2: Convert to fraction form
    51,703.71/77,555.63 = 16,165.22/x
  3. Step 3: Cross multiply
    51,703.71x = 77,555.63 × 16,165.22
  4. Step 4: Simplify right side
    51,703.71x = 1,253,703,659.61
  5. Step 5: Solve for x
    x = 1,253,703,659.61/51,703.71
  6. Step 6: Final answer
    x = 24,247.85

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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.