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Finding the Fourth Proportional to 37,307.84, 55,956.23 and 13,609.84

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Solution

The fourth proportional to 37,307.84, 55,956.23 and 13,609.84 is: 20,412.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.84 : 55,956.23 = 13,609.84 : x
  2. Step 2: Convert to fraction form
    37,307.84/55,956.23 = 13,609.84/x
  3. Step 3: Cross multiply
    37,307.84x = 55,956.23 × 13,609.84
  4. Step 4: Simplify right side
    37,307.84x = 761,555,057.52
  5. Step 5: Solve for x
    x = 761,555,057.52/37,307.84
  6. Step 6: Final answer
    x = 20,412.74

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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.