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Finding the Fourth Proportional to 24,868.64, 37,303.01 and 20,476.87

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Solution

The fourth proportional to 24,868.64, 37,303.01 and 20,476.87 is: 30,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,868.64 : 37,303.01 = 20,476.87 : x
  2. Step 2: Convert to fraction form
    24,868.64/37,303.01 = 20,476.87/x
  3. Step 3: Cross multiply
    24,868.64x = 37,303.01 × 20,476.87
  4. Step 4: Simplify right side
    24,868.64x = 763,848,837.47
  5. Step 5: Solve for x
    x = 763,848,837.47/24,868.64
  6. Step 6: Final answer
    x = 30,715.35

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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.