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Finding the Fourth Proportional to 37,804.58, 52,166.92 and 21,890.10

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Solution

The fourth proportional to 37,804.58, 52,166.92 and 21,890.10 is: 30,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804.58 : 52,166.92 = 21,890.10 : x
  2. Step 2: Convert to fraction form
    37,804.58/52,166.92 = 21,890.10/x
  3. Step 3: Cross multiply
    37,804.58x = 52,166.92 × 21,890.10
  4. Step 4: Simplify right side
    37,804.58x = 1,141,939,095.49
  5. Step 5: Solve for x
    x = 1,141,939,095.49/37,804.58
  6. Step 6: Final answer
    x = 30,206.37

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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.