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Finding the Fourth Proportional to 37,293.84, 55,950.48 and 13,920.48

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Solution

The fourth proportional to 37,293.84, 55,950.48 and 13,920.48 is: 20,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,293.84 : 55,950.48 = 13,920.48 : x
  2. Step 2: Convert to fraction form
    37,293.84/55,950.48 = 13,920.48/x
  3. Step 3: Cross multiply
    37,293.84x = 55,950.48 × 13,920.48
  4. Step 4: Simplify right side
    37,293.84x = 778,857,537.83
  5. Step 5: Solve for x
    x = 778,857,537.83/37,293.84
  6. Step 6: Final answer
    x = 20,884.35

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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.