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Finding the Fourth Proportional to 14,516.01, 20,032.92 and 10,973.07

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Solution

The fourth proportional to 14,516.01, 20,032.92 and 10,973.07 is: 15,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.01 : 20,032.92 = 10,973.07 : x
  2. Step 2: Convert to fraction form
    14,516.01/20,032.92 = 10,973.07/x
  3. Step 3: Cross multiply
    14,516.01x = 20,032.92 × 10,973.07
  4. Step 4: Simplify right side
    14,516.01x = 219,822,633.46
  5. Step 5: Solve for x
    x = 219,822,633.46/14,516.01
  6. Step 6: Final answer
    x = 15,143.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.