Home / 37,410.47-51,625.09-20,643.11

Finding the Fourth Proportional to 37,410.47, 51,625.09 and 20,643.11

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Solution

The fourth proportional to 37,410.47, 51,625.09 and 20,643.11 is: 28,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,410.47 : 51,625.09 = 20,643.11 : x
  2. Step 2: Convert to fraction form
    37,410.47/51,625.09 = 20,643.11/x
  3. Step 3: Cross multiply
    37,410.47x = 51,625.09 × 20,643.11
  4. Step 4: Simplify right side
    37,410.47x = 1,065,702,411.63
  5. Step 5: Solve for x
    x = 1,065,702,411.63/37,410.47
  6. Step 6: Final answer
    x = 28,486.74

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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.