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Finding the Fourth Proportional to 24,807.40, 37,167.90 and 21,351.40

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Solution

The fourth proportional to 24,807.40, 37,167.90 and 21,351.40 is: 31,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,807.40 : 37,167.90 = 21,351.40 : x
  2. Step 2: Convert to fraction form
    24,807.40/37,167.90 = 21,351.40/x
  3. Step 3: Cross multiply
    24,807.40x = 37,167.90 × 21,351.40
  4. Step 4: Simplify right side
    24,807.40x = 793,586,700.06
  5. Step 5: Solve for x
    x = 793,586,700.06/24,807.40
  6. Step 6: Final answer
    x = 31,989.92

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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.