Home / 37,152.89-51,274.59-21,234.31

Finding the Fourth Proportional to 37,152.89, 51,274.59 and 21,234.31

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Solution

The fourth proportional to 37,152.89, 51,274.59 and 21,234.31 is: 29,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152.89 : 51,274.59 = 21,234.31 : x
  2. Step 2: Convert to fraction form
    37,152.89/51,274.59 = 21,234.31/x
  3. Step 3: Cross multiply
    37,152.89x = 51,274.59 × 21,234.31
  4. Step 4: Simplify right side
    37,152.89x = 1,088,780,539.18
  5. Step 5: Solve for x
    x = 1,088,780,539.18/37,152.89
  6. Step 6: Final answer
    x = 29,305.41

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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.