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Finding the Fourth Proportional to 37,210, 51,350.88 and 20,444.08

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Solution

The fourth proportional to 37,210, 51,350.88 and 20,444.08 is: 28,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210 : 51,350.88 = 20,444.08 : x
  2. Step 2: Convert to fraction form
    37,210/51,350.88 = 20,444.08/x
  3. Step 3: Cross multiply
    37,210x = 51,350.88 × 20,444.08
  4. Step 4: Simplify right side
    37,210x = 1,049,821,498.79
  5. Step 5: Solve for x
    x = 1,049,821,498.79/37,210
  6. Step 6: Final answer
    x = 28,213.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.