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Finding the Fourth Proportional to 32,972.80, 49,426.80 and 16,335.40

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Solution

The fourth proportional to 32,972.80, 49,426.80 and 16,335.40 is: 24,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,972.80 : 49,426.80 = 16,335.40 : x
  2. Step 2: Convert to fraction form
    32,972.80/49,426.80 = 16,335.40/x
  3. Step 3: Cross multiply
    32,972.80x = 49,426.80 × 16,335.40
  4. Step 4: Simplify right side
    32,972.80x = 807,406,548.72
  5. Step 5: Solve for x
    x = 807,406,548.72/32,972.80
  6. Step 6: Final answer
    x = 24,487.05

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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.