Home / 37,165.87-51,276.34-21,238.98

Finding the Fourth Proportional to 37,165.87, 51,276.34 and 21,238.98

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Solution

The fourth proportional to 37,165.87, 51,276.34 and 21,238.98 is: 29,302.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.87 : 51,276.34 = 21,238.98 : x
  2. Step 2: Convert to fraction form
    37,165.87/51,276.34 = 21,238.98/x
  3. Step 3: Cross multiply
    37,165.87x = 51,276.34 × 21,238.98
  4. Step 4: Simplify right side
    37,165.87x = 1,089,057,159.73
  5. Step 5: Solve for x
    x = 1,089,057,159.73/37,165.87
  6. Step 6: Final answer
    x = 29,302.61

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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.