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Finding the Fourth Proportional to 32,912.80, 49,336.80 and 16,275.40

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Solution

The fourth proportional to 32,912.80, 49,336.80 and 16,275.40 is: 24,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.80 : 49,336.80 = 16,275.40 : x
  2. Step 2: Convert to fraction form
    32,912.80/49,336.80 = 16,275.40/x
  3. Step 3: Cross multiply
    32,912.80x = 49,336.80 × 16,275.40
  4. Step 4: Simplify right side
    32,912.80x = 802,976,154.72
  5. Step 5: Solve for x
    x = 802,976,154.72/32,912.80
  6. Step 6: Final answer
    x = 24,397.08

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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.