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Finding the Fourth Proportional to 24,871.68, 34,322.94 and 13,693.68

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Solution

The fourth proportional to 24,871.68, 34,322.94 and 13,693.68 is: 18,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,871.68 : 34,322.94 = 13,693.68 : x
  2. Step 2: Convert to fraction form
    24,871.68/34,322.94 = 13,693.68/x
  3. Step 3: Cross multiply
    24,871.68x = 34,322.94 × 13,693.68
  4. Step 4: Simplify right side
    24,871.68x = 470,007,357.02
  5. Step 5: Solve for x
    x = 470,007,357.02/24,871.68
  6. Step 6: Final answer
    x = 18,897.29

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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.