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Finding the Fourth Proportional to 14,732.79, 22,100.63 and 6,939.51

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Solution

The fourth proportional to 14,732.79, 22,100.63 and 6,939.51 is: 10,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.79 : 22,100.63 = 6,939.51 : x
  2. Step 2: Convert to fraction form
    14,732.79/22,100.63 = 6,939.51/x
  3. Step 3: Cross multiply
    14,732.79x = 22,100.63 × 6,939.51
  4. Step 4: Simplify right side
    14,732.79x = 153,367,508.19
  5. Step 5: Solve for x
    x = 153,367,508.19/14,732.79
  6. Step 6: Final answer
    x = 10,409.94

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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.