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Finding the Fourth Proportional to 24,798.94, 37,368.89 and 20,512.42

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Solution

The fourth proportional to 24,798.94, 37,368.89 and 20,512.42 is: 30,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,798.94 : 37,368.89 = 20,512.42 : x
  2. Step 2: Convert to fraction form
    24,798.94/37,368.89 = 20,512.42/x
  3. Step 3: Cross multiply
    24,798.94x = 37,368.89 × 20,512.42
  4. Step 4: Simplify right side
    24,798.94x = 766,526,366.61
  5. Step 5: Solve for x
    x = 766,526,366.61/24,798.94
  6. Step 6: Final answer
    x = 30,909.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.