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Finding the Fourth Proportional to 24,812.92, 37,215.47 and 20,623.07

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Solution

The fourth proportional to 24,812.92, 37,215.47 and 20,623.07 is: 30,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,812.92 : 37,215.47 = 20,623.07 : x
  2. Step 2: Convert to fraction form
    24,812.92/37,215.47 = 20,623.07/x
  3. Step 3: Cross multiply
    24,812.92x = 37,215.47 × 20,623.07
  4. Step 4: Simplify right side
    24,812.92x = 767,497,271.48
  5. Step 5: Solve for x
    x = 767,497,271.48/24,812.92
  6. Step 6: Final answer
    x = 30,931.36

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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.