Home / 45,615.03-68,376-25,851.84

Finding the Fourth Proportional to 45,615.03, 68,376 and 25,851.84

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Solution

The fourth proportional to 45,615.03, 68,376 and 25,851.84 is: 38,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.03 : 68,376 = 25,851.84 : x
  2. Step 2: Convert to fraction form
    45,615.03/68,376 = 25,851.84/x
  3. Step 3: Cross multiply
    45,615.03x = 68,376 × 25,851.84
  4. Step 4: Simplify right side
    45,615.03x = 1,767,645,411.84
  5. Step 5: Solve for x
    x = 1,767,645,411.84/45,615.03
  6. Step 6: Final answer
    x = 38,751.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.