Home / 53,045.41-73,200.99-29,172.01

Finding the Fourth Proportional to 53,045.41, 73,200.99 and 29,172.01

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Solution

The fourth proportional to 53,045.41, 73,200.99 and 29,172.01 is: 40,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,045.41 : 73,200.99 = 29,172.01 : x
  2. Step 2: Convert to fraction form
    53,045.41/73,200.99 = 29,172.01/x
  3. Step 3: Cross multiply
    53,045.41x = 73,200.99 × 29,172.01
  4. Step 4: Simplify right side
    53,045.41x = 2,135,420,012.29
  5. Step 5: Solve for x
    x = 2,135,420,012.29/53,045.41
  6. Step 6: Final answer
    x = 40,256.45

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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.