Home / 37,050.12-51,125.88-21,940.04

Finding the Fourth Proportional to 37,050.12, 51,125.88 and 21,940.04

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Solution

The fourth proportional to 37,050.12, 51,125.88 and 21,940.04 is: 30,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,050.12 : 51,125.88 = 21,940.04 : x
  2. Step 2: Convert to fraction form
    37,050.12/51,125.88 = 21,940.04/x
  3. Step 3: Cross multiply
    37,050.12x = 51,125.88 × 21,940.04
  4. Step 4: Simplify right side
    37,050.12x = 1,121,703,852.24
  5. Step 5: Solve for x
    x = 1,121,703,852.24/37,050.12
  6. Step 6: Final answer
    x = 30,275.31

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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.