Home / 37,412.02-51,628.62-20,645.02

Finding the Fourth Proportional to 37,412.02, 51,628.62 and 20,645.02

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Solution

The fourth proportional to 37,412.02, 51,628.62 and 20,645.02 is: 28,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.02 : 51,628.62 = 20,645.02 : x
  2. Step 2: Convert to fraction form
    37,412.02/51,628.62 = 20,645.02/x
  3. Step 3: Cross multiply
    37,412.02x = 51,628.62 × 20,645.02
  4. Step 4: Simplify right side
    37,412.02x = 1,065,873,892.47
  5. Step 5: Solve for x
    x = 1,065,873,892.47/37,412.02
  6. Step 6: Final answer
    x = 28,490.15

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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.