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Finding the Fourth Proportional to 24,962,443.80, 37,443,665.70 and 20,707,416.60

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Solution

The fourth proportional to 24,962,443.80, 37,443,665.70 and 20,707,416.60 is: 31,061,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,962,443.80 : 37,443,665.70 = 20,707,416.60 : x
  2. Step 2: Convert to fraction form
    24,962,443.80/37,443,665.70 = 20,707,416.60/x
  3. Step 3: Cross multiply
    24,962,443.80x = 37,443,665.70 × 20,707,416.60
  4. Step 4: Simplify right side
    24,962,443.80x = 775,361,584,681,030.75
  5. Step 5: Solve for x
    x = 775,361,584,681,030.75/24,962,443.80
  6. Step 6: Final answer
    x = 31,061,124.90

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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.